Filter By:

  • Show More Brands

  • Show Fewer Brands
  • Show More Sizes
  • Show Fewer Sizes

Pumps/Inflation

SKS Rennkompressor Floor Pump
$69.99
SKS's Rennkompressor Floor Pump is a legend. For over four decades, this German work of art has been the go-to pump for countless cyclists the world over. The E.V.A. head works with all valves and the 230 psi/16 bar max pressure can fill even the highest quality track tubulars. Sturdy aluminum construction, an oversize gauge, and a long hose will make it your go-to pump, as well.
SKS Supershort Mini Pump
$24.99
Super small and super light, SKS's Supershort Mini Pump is great for the minimalist rider. The head works with both Schrader and Presta valves, and the handle folds into a T for easy pumping.
SKS TL-Head Set
$32.99
The TL-Head Set pump head is a new solution from SKS for all tubeless tire inflation. It is compatible with SKS floor pumps and all others with a 5.0-5.7mm hose size. The TL-Head Set can be used both for conventional pumping and with CO2 cartridges for a simple seating of tubeless tires. It comes in a practical set containing 2 tire levers and 2 16g CO2 cartridges. - Includes TL-Head, two 216g threaded cartridges and two tire levers - Compatible with Presta, Schrader and Dunlop valves
RockShox HP 2-Stage Air Pump
$49.00
RockShox simplifies your pack with this HP 2-Stage Air Pump. Throw it in your pack for every ride and you have both a shock and tire pump that boasts a 300psi capacity. The aluminum construction makes it super durable and the head fits both presta and Schrader valves. A large removable gauge is easy to read and the air-release button makes fine tuning pressure in shocks and tires a breeze. And it includes a mounting clip to mount to water bottle bosses.
RockShox High-Pressure Digital Fork/Shock Pump (300 psi Max)
$76.00
Get accurate and precise results every time with RockShox's High-Pressure Digital Fork/Shock Pump. It features an aluminum barrel with an ergonomic handle, a handy finger-tap bleed adjust button for fine-tuning settings, and a large digital BAR/PSI readout. It runs off one CR2032 battery (included) and the hose swivels 360-degrees to fit anywhere.
RockShox High-Pressure Fork/Shock Pump (300 psi Max)
$35.00
Keep your suspension pressure dialed-in with RockShox's High-Pressure Fork/Shock Pump. It features an aluminum barrel with an ergonomic handle, a handy finger-tap bleed adjust button for fine-tuning settings, and a large gauge. The hose swivels 360-degrees to fit anywhere.
RockShox High-Pressure Fork/Shock Pump (600 psi Max)
$47.00
Keep your suspension pressure dialed-in with RockShox's High-Pressure Fork/Shock Pump. It features an aluminum barrel with an ergonomic handle, a handy finger-tap bleed adjust button for fine-tuning settings, and a large gauge. The hose swivels 360-degrees to fit anywhere. And it handles an astounding 600 psi max.
Quarq TyreWiz
$199.00
TyreWiz is the first-of-its-kind tire pressure sensor for riders of mountain bikes and road bikes. Lightweight, durable, and powered by a long-lasting user-replaceable coin cell battery, TyreWiz monitors air pressure in real-time and relays the data to a cycling computer or a smartphone. The TyreWiz app uses that data to deliver personalized recommendations and pressure alerts. For the first time, riders have access to highly accurate real-time tire pressure data to make decisions that can affect rolling resistance, traction, tire wear, and rider comfort. - TyreWiz is the first real-time tire pressure sensor for bicycle riders - Designed for all bike riders, regardless of their experience or bike’s intended use - Works with any tire that uses a removable Presta-style valve core: both tube and tubeless, and tires with anti-flat sealant - Data can be read on a cycling computer or smartphone with the app for iOS and Android - Smartphone app displays personalized recommendations, current tire pressure, and low/high-pressure alerts - Retail package includes two sensors, batteries, and a valve core removal tool - Use it for every ride to find the perfect combination of tire, wheel, and pressure in changing terrain and conditions - Include LED lights to indicate when pressure is outside the target range - Designed for road and mountain bike riders - Personalized tire recommendations in the smartphone app for iOS and Android - NFC pairing for fast and easy connection by BLE to a phone - Data reported with +/- 2% accuracy at .1 PSI resolution - Broadly compatible with tires that use a removable Presta-style valve core - Inexpensive, user-replaceable CR1632 battery lasts for 300 hours - IPX7 dustproof/waterproof rating - Box includes valve core removal tool for installation
Problem Solvers Air-Bob Replacement Head
$9.99
If you own an Air-Bob inflator, you probably use it A LOT. When you finally wear out the original inflator head, no problem, here's the replacement part to get you back up and running.
Pro Compact Minipump Hose
$19.99
This lightweight and compact minipump mounts securely to your frame's waterbottle mounts, and is an easy way to make sure you're covered should you get a flat. - Alloy barrel - Presta valve compatible
Pro Competition Floorpump
$49.99
The Pro Competition floorpump features a durable steel barrel and base and an ergonomic wooden handle. - Presta and Schrader compatible - Snaplock EZ head
Pro Micro C02 Inflator
$19.99
- Super compact and minimalistic design - Easy to use with the controllable internal spring valve system - Reliable system for quick and easy inflation - Includes one 16g threaded Co2 cartridge - Presta and Schrader compatible
Pro Performance Minipump HV
$34.99
The Performance Pinipump HV is ideal for mountain and other high-volume tires. It has an alloy barrel for added durability. - Presta and Schrader valve compatible - 7 bar
Pro Team Digital Floorpump
$119.99
The Pro Team Digital floorpump features a digital gauge for easy pressure reading. Its alloy barrel provides durability, while the wooden handle offers comfortable ergonomics as well as a touch of class. - Presta and Schrader compatible - Snaplock EZ head
Pro Team HP Floorpump
$89.99
The Pro Team HP floorpump is ideal for higher-pressure tires like road and track. It features a durable alloy barrel, an easy-to-read gauge, and a classy wooden handle. - Presta and Schrader valve compatible - Industrial gauge - Snaplock EZ head
Pro Touring Floorpump
$29.99
The Pro Touring floorpump offers excellent functionality and a steel barrel for durability. It's compatible with Presta and Schrader valves.
Pro Touring Minipump
$12.99 - $16.99
• Lightweight and compact mini pump • For both schrader and presta valves • Maximum pressure up to 11Bar / 160PSI • Magnet lock system • Glass fiber reinforced Nylon material • Colour: Black
Portland Design Works Barkeep Inflator
$35.00
The BARkeep integrates Portland Design Works' exclusive Tap Handle technology that carefully controls the flow of CO2. Compatible with both Presta and Schrader valves, the BARkeep also integrates a pressure gauge to ensure a perfect pour to fix your flat. A beginner-friendly CO2 inflator! - CO2 inflator with integrated pressure gauge - PDW exclusive Tap Handle technology controls CO2 flow while protecting your hand from frosty cartridges  - Weight: 94g (3.3oz) - Length with Tap Handle: 175mm (6.9") - Length without Tap Handle: 87mm (3.5")
Portland Design Works Fatty Object CO2 Inflator w/Cartridge
$35.00
The Portland Design Works Fatty Object is the first CO2 inflator on the market designed specifically to inflate fat and plus-sized tires. Made of indestructible alloy, the Fatty Object fits on both Presta and Schrader valves and its oversized control knob is easy to operate, even with gloves on. The Fatty Object comes with a 38g threaded CO2 cartridge a lightweight foam insulator sleeve that will fill a 26x4.8 tire to 6-7psi or a 29x3.0 tire to 20-22psi. - Precision-machined body - Fits Presta and Schrader values - 38g threaded CO2 cartridge which fills a 26x4.8 tire to 6-7psi or a 29x3.0 tire to 20-22psi - Inflator only height: 44 mm (1.75") - Inflator only weight: 40g (1.3 oz)  - Foam insulator sleeve length: 77mm (3") - Weight of inflator with cartridge: 80g (6.9 oz) - Instruction manual (PDF) - Lifetime PDWarranty
Portland Design Works Ninja Pump
$35.00
Portland Design Works' Ninja Pump puts the ancient arts of stealth and power in the palm of your hand. It is master of two fighting styles: Pump and CO2 inflator. It knows the way of the Schrader and Presta, and threads on to both for secure inflation. Like any highly-trained warrior, it excels under pressure, and can overcome even the most formidable 120psi tire. - Alloy construction  - Control knob easily regulates CO2 flow - Composite pump mount fits under bottle cage - Weight: 74 g (2.6 oz) - Length: 147 mm (5.75") - Lifetime PDWarranty
Portland Design Works Shiny Object CO2 Inflator
$19.00
Portland Design Works' Shiny Object is made from aluminum for strength and low weight so you won't think twice about bringing this ride essential along with you. A control knob keeps you in charge of the pressure, it takes threaded Co2 cartridges (sold separately) and it fits both Presta and Schrader valves. - Inflator only height: 44 mm (1.75") - Inflator only weight: 40 g (1.5 oz) 
Portland Design Works Shiny Object CO2 Inflator w/cartridge
$26.00
Portland Design Works' Shiny Object is made from aluminum for strength and low weight so you won't think twice about bringing this ride essential along with you. It includes a control knob to keep you in charge of the pressure and a threaded Co2 cartridge with a neat leather sleeve. And, it fits both Presta and Schrader valves. - Inflator only height: 44 mm (1.75") - Inflator only weight: 40 g (1.5 oz)  - Leather sleeve length: 55 mm (2.25") - Weight of inflator with cartridge: 80 g (3 oz)
Portland Design Works Tiny Object
$22.00
Portland Design Works' incredibly lightweight and compact Tiny Object CO2 Inflator efficiently fills flats. Use the control knob to dial in the perfect pressure while the included leather sleeve protects your hands from frosty CO2 cartridges. Its rugged alloy body is built to withstand years of road- and trail-side repairs. - Presta valve compatible - Control knob easily regulates CO2 flow - Full grain leather sleeve is vegetable tanned and conditioned with natural oils and waxes - Lifetime PDWarranty
Planet Bike 16-Gram CO2 Cartridge - Threaded
$9.99 - $224.99
Planet Bike's 16-gram CO2 Cartridges are great replacement cartridges for your CO2 regulator. They are compatible with Planet Bike's Air Kiss, Red Zeppelin, Airship, and other manufacturers' inflators that use threaded cartridges.
Planet Bike Air Kiss CO2 Inflator
$12.99
Give your tires a kiss of air with Planet Bike's Air Kiss CO2 Inflator. It fits Presta and Schrader valves, holds fast thanks to the thumblock head, and inflates in a jiffy. The cartridge is insulated with a sleeve to prevent frozen fingers during use, and the small size means the Air Kiss fits easily in bags, pockets and packs. A 16-gram cartridge is included.
Planet Bike Comp 2.0 Bike Floor Pump
$34.99
Composite and steel floor pump – Arcade White A strong and dependable pump belongs in every garage or basement. Our redesigned Comp floor pump features a big 3" integrated gauge, steel barrel and the Dual Head for Presta and Schrader valves. With included sport ball needles and classic good looks, it’s designed for smooth, efficient and accurate inflation. - Super-tough steel barrel and plunger with a composite base - Anatomically designed handle for comfortable air compression - Dual Head fits both Presta and Schrader valves - Oversized 3 inch 160 psi dial gauge - Pressure rated to 200 psi - Needles included for pumping up sports balls - Large base for stability - Rebuildable - Height: 25”
Planet Bike Dial Gauge Tire Gauge
$17.99
Planet Bike's Dial Gauge makes it easy to ensure you always have the right pressure in your tires, which makes the riding easy and helps prevent flats. Built to last, this quality gauge works on all valves and has a large easy-to-read dial.
Planet Bike Micromite 2.0
$14.99
-High Volume Telescoping alloy barrels with high-pressure and high volume modes -Autohead fits Presta or Schrader valves without converting -Ergonomic T-handle for maximum pumping efficiency -Ultra compact design fits into many seat packs or jersey pockets -Includes mounting bracket -Rebuildable
Planet Bike Ozone ATB AL Mini-Pump
$14.99
Planet Bike's Ozone ATB AL Mini-Pump is a ride-saver. For easy pumping and fast fills, it boasts a sturdy aluminum barrel, a locking T handle, an easy pumping action and a thumblock head (with a cap to keep the mud out). This great inflator fits all valves and is small enough to carry in a pack or pocket, or you can use the included frame mount.
Planet Bike Ozone ATB Comp Mini-Pump
$12.99
Planet Bike's Ozone ATB Comp Mini-Pump is a ride-saver. For easy pumping and fast fills, it boasts a locking T handle, an easy pumping action and a thumblock head (with a cap to keep the mud out). This great inflator fits all valves and is small enough to carry in a pack or pocket, or you can use the included frame mount.
Planet Bike Red Zeppelin CO2 Inflator
$19.99
You'll have a whole lotta love for this CO2 inflator on long rides. It fits Presta and Schrader valves and weighs next to nothing. The cartridge is insulated with a sleeve to prevent frozen fingers and the small size means the Red Zeppelin fits easily in bags, pockets and packs. Two 16-gram cartridges are included. Now you'll never be stuck like a "Fool in the Rain."
Planet Bike Red Zeppelin CO2 Inflator Head
$11.99
You'll have a whole lotta love for Planet Bike's Red Zeppelin CO2 Inflator Head on long rides. It fits Presta and Schrader valves and weighs next to nothing. Its small size means the Red Zeppelin fits easily in bags, pockets, and packs. And, it's compatible with threaded cartridges (sold separately). Now you'll never be stuck like a "Fool in the Rain."
Planet Bike Shockmate 2.0 Suspension Pump
$39.99
Planet Bike's Shockmate 2.0 Suspension Pump makes all your suspension tuning easy at home or out on the trail. With a sturdy aluminum barrel and a large gauge, the Shockmate 2.0 also sports a swivel head and hose for easy pumping on even unusual frame and fork designs. Plus, the easy-to-read, industrial-class gauge is rated to 400 psi and there's a bleed valve that makes getting the right pressure a breeze.
Pedro's Prestige Floor Pump
$48.00
A floor pump is one of the best investments a rider can make to keep their bike ready for action. Experts agree that tire pressure affects ride quality more than any fancy frame material, the latest suspension, or high-tech wheels. In addition to ride quality, tire pressure affects traction for cornering and stopping, rolling efficiency, power transfer, flat prevention, and overall safety. A floor pump will make inflating your tires easier, faster and more accurate when compared to a small hand pump, compressor, or other inflating device. The Prestige's features include high quality steel and plastic construction for durability, a dual-head design with thumb-lock lever for easily switching between Presta/Schrader tube valve types, a top-mounted integrated pressure gauge for easily monitoring pressure during inflation, comfortable ergonomic dual-density plastic composite handle, and heavy-duty composite base for stability. The Prestige is designed with a long-stroke, narrow barrel design to quickly inflate tires, but with less effort, up to 160PSI (8 Bar) maximum pressure. - High-quality steel and plastic construction designed with performance and value in mind - Features dual Presta/Schrader head with thumb-lock lever, integrated top-mounted pressure gauge and ergonomic dual density plastic handle - Long-stroke, narrow barrel design quickly inflates with less effort up to 160PSI (8 Bar) maximum pressure
Pedro's Super Prestige Floor Pump
$65.00
A floor pump is one of the best investments a rider can make to keep their bike ready for action. Experts agree that tire pressure affects ride quality more than any fancy frame material, the latest suspension, or high-tech wheels. In addition to ride quality, tire pressure affects traction for cornering and stopping, rolling efficiency, power transfer, flat prevention, and overall safety. A floor pump will make inflating your tires easier, faster, and more accurate when compared to a small hand pump, compressor, or other inflating device. Pedro's latest version of the Super Prestige improves upon its own legacy as a favorite among top mechanics and includes features demanded by the best. These features include high quality alloy steel construction for durability, an automatic head design that instantly adapts to either Presta/Schrader tube valve types with an integrated bleed valve for quickly setting exact pressures, an integrated top-mounted dial pressure gauge, comfortable ergonomic soft-grip handle, and heavy-duty alloy steel base for stability. The Super Prestige is designed with a long-stroke, narrow-barrel design to quickly inflate tires, but with less effort, up to 160PSI (8 Bar) maximum pressure. - Professional quality floor pump designed with performance and value in mind - Features automatic Presta/Schrader head with integrated bleed valve, integrated top-mounted dial pressure gauge and ergonomic soft-grip handle - Long-stroke, narrow-barrel design quickly inflates with less effort up to 160PSI (8 Bar) maximum pressure
Park Tool Emergency Tire Boot
$3.95
There’s no easier or more effective way to patch a cut tire on the road or trail than carrying and using Park Emergency Tire Boots (3 per package). These thin, extra-tough patches peel and stick to the insides of tires to repair cuts and contain the tube until you can replace the tire.
Park Tool Home Mechanic Floor Pump PFP-8
$38.95
Easy to use, powerful, durable and economical, Park Tool's PFP-8 Home Mechanic's Floor Pump has a place in every garage and home bike shop and is perfect to take along to cycling events, too! It inflates like a champ thanks to its sturdy steel barrel, tough handle, composite thumblock head that fits Presta and Schrader valves, sturdy steel base, long hose and extra-large, easy-to-read gauge.
Park Tool Micro Pump
$17.95
Park Tool's Micro Pump is a super small micro pump that fits in just about any bag or jersey pocket or mounts directly to the frame. Ideal to take along when space and weight are an issue. Aluminum barrel with a locking dual head and soft-touch dual-density flip out handle. - Presta and Schrader valve compatible - Maximum pressure: 100 psi / 7 bars - Weight: 3.7 ounces (105g) - Length: 7 7/8" (200mm) - Includes mounting hardware to securely attach to water bottle bosses or under bottle cage
Park Tool Mini Pump
$18.95
Small enough to carry along yet big enough to pump efficiently. The PMP-4.2 comes with a handy holder that bolts under a water bottle cage and holds the pump securely. All-aluminum barrel construction ensures long life and smooth operation. - Presta- and Schrader-valve compatible - Includes mounting hardware to securely attach to water bottle bosses or under bottle cage - Maximum pressure 90 PSI/6bars - Approximate weight 4.6oz/130 grams - 10.5 inches in length (265mm)
Park Tool Pump Rebuild Kit (for PFP-3, PFP-6, and PFP-8)
$5.90
Park Tool's Pump Rebuild Kit contains one #1081 head as well as one #1087 plunger gasket for their PFP-3, PFP-6 and PFP-8 floor pumps.
Park Tool Shop Inflator
$134.95
Built and designed for bicycles, the INF-2 utilizes a redesigned, more durable, dual-sided, 360º rotatable Presta and Schrader head. The INF-2 also sports a new, lighter weight body and a redesigned trigger to facilitate multiple hanging options. It features a built in pressure gauge (0–160 psi, 0–11 bars) with a protective gauge boot, and the body accepts any 3/8" NPT male threaded fitting. Built for everyday shop use and 100% rebuildable!
Park Tool Super Patch Kit (Carded)
$3.49
The Super Patch Kit is comprised of a small plastic case, a piece of sandpaper for roughing up the tube and 6 peel-and-stick patches so no gluing is required. The patches stick fast thanks to 3M technology and they're thin and flexy to stretch with the tube. There's no easier way to patch a tube.
Park Tool Vulcanizing Patch Kit
$2.95
Park's Vulcanizing Patch Kit includes 4 round patches for small holes and 2 oval patches for wider cuts; a tube of self-vulcanizing glue that bonds the patches to your tube super securely; and sandpaper for preparing the punctured area for gluing. The kit comes in a small plastic box to fit in your seat bag or pack.
Lezyne 16g CO2 Cartridges (5-pack)
$14.99
Threaded 16g CO2 cartridges for use with all Lezyne CO2 inflators. It inflates 700c road tire to 120psi (8.3bar) or one 26” MTB tire to 30psi (2.1bar). Sold in packs of five.
Lezyne 20G CO2 Cartridge - 5 Pack
$19.99
20g CO2 cartridges contain a mid-sized charge suitable for higher volume gravel tires or similar (Exp. 700c x 40mm / 29" x 1.5").
Lezyne 25g CO2 Cartridges (5-pack)
$27.99
A new All-Mountain standard. Lezyne's threaded 25g CO2 cartridge for use with most Lezyne CO2 inflators. It inflates one large MTB tire (26” x 2.5”) to 40psi (2.8bar).* Sold in packs of five.
Lezyne 350 PSI Digital Gauge
$39.99
350 PSI replacement pressure gauge for all floor pumps with 2.5-inch gauges, includes glue and O-ring. Highly precise with a 1.5-inch screen and two-button system for easy use.
Lezyne ABS Braided Floor Pump Hose
$24.99
Floor pump nylon braided hose with ABS flip thread chuck and connectors, compatible with all standard pressure floor pumps.
Lezyne ABS-1 Pro HP Chuck
$17.99
Upgraded and redesigned for Year 11, Lezyne's ABS1 Pro further advances our classic Flip-Thread Chuck system. It features a 90° design for enhanced function and usability. The highly durable construction is built using machined aluminum and composite matrix materials, with an extremely robust and fluid brass swivel. The chuck quickly “flips” for Presta or Schrader valves and threads on for superior engagement. An integrated Presta valve-core wrench completes the system, providing easy valve core tightening or removal for tubeless systems.
Lezyne ABS-1 Pro HV Chuck
$17.99
Upgraded and redesigned for Year 11, Lezyne's ABS1 Pro further advances our classic Flip-Thread Chuck system. It features a 90° design for enhanced function and usability. The highly durable construction is built using machined aluminum and composite matrix materials, with an extremely robust and fluid brass swivel. The chuck quickly “flips” for Presta or Schrader valves and threads on for superior engagement. An integrated Presta valve-core wrench completes the system, providing easy valve core tightening or removal for tubeless systems.
Lezyne Alloy Digital Drive Pump
$109.99
Lezyne's Alloy Digital Drive Pump starts with a durable CNC-machined aluminum barrel and base. Varnished wood handle with aluminum junction and steel piston. Extremely accurate Digital gauge. Extra-long, nylon-reinforced braided hose with aluminum couplers. Resilient anodized high-polish finish. - ABS2 equipped
Lezyne Alloy Floor Drive Pump
$79.99 - $84.99
Lezyne's Alloy Floor Drive Pump features a durable CNC-machined aluminum barrel and base. Varnished wood handle with aluminum junction and steel piston. Oversized 3.5-inch precision gauge. 220 psi max. Extra-long, high-strength hose with aluminum couplers. Tough anodized high-polish finish. - ABS2 equipped
Lezyne CNC Digital Drive Pump
$129.99
Lezyne's CNC Digital Drive Pump is the ultimate, professional-grade floor pump with digital gauge. Full CNC-machined aluminum construction and hardware. Extremely accurate digital gauge. Extra-long, nylon-reinforced braided hose with aluminum couplers. Resilient anodized high-polish finish. - ABS2 equipped
Lezyne CO2 Repair Kit
$19.99
Lezyne packed a complete CO2 inflator and tire repair kit in a simple, reusable poly bag. This kit includes a Twin Speed Drive inflator, two threaded 16g CO2 cartridges, Power Levers, and a Smart Kit, all the essentials needed to fill your pack for the unexpected tire repair.
Lezyne Caddy Sack CO2
$29.99
Lezyne's Caddy Sack CO2 is a complete CO2 inflator and tire repair kit in a simple, weather resistant, reusable pouch. This kit includes a Caddy Sack, Twin Speed Drive, two threaded 16g CO2 cartridges, Power Levers, and a Smart Kit, all the essentials needed to fill your pack for the unexpected tire repair.
Lezyne Classic Floor Drive Pump
$69.99
Lezyne's Classic Floor Drive Pump features a machined aluminum base with a steel barrel and piston. Oversized 3.5 inch precision gauge. 220 psi max. Extra-long, high-strength hose with aluminum couplers. Premium paint finish with varnished wood handle. - ABS2 equipped.
Lezyne Classic Over Drive Pump
$69.99
Oversized machined steel barrel and piston with aluminum base. High-volume, maximum flow design efficiently inflates large diameter tires and can quickly seat tubeless setups. Large 2.5-inch gauge optimized for low pressure fine-tuning. Extra-long, high-strength oversized hose with aluminum couplers. Durable painted finish with varnished wood handle. - High-volume ABS2 equipped
Lezyne Composite Matrix Pump Mount HP
$5.99
Replacement Composite Matrix pump mount for all High-Pressure hand pumps (HP, Tech HP, Micro Floor HP/HPG, Pressure, Carbon Pressure Drives). Includes Velcro pump strap.
Lezyne Composite Matrix Pump Mount HV
$5.99
Replacement Composite Matrix pump mount for all High-Volume hand pumps (HV, Tech HV, Micro Floor HV/HVG, Alloy, Carbon Drives). Includes Velcro pump strap.
Lezyne Control Drive CO2
$24.99
Lezyne's easy-to-use Alloy Drive CO2 is super-compact and portable. Its simple twist operation lets you control exactly how much CO2 you're putting into your tires. Plus, its aluminum construction is lightweight, durable and easy on the eyes. What's more, the Alloy Drive is Presta/Schrader compatible, comes with an anti-freeze sleeve, and works with all threaded cartridges. - CNC-machined aluminum dispenser with brass internals - CNC control knob twists for easy and controlled inflation - Twin Slip Chuck head presses on to Presta and Schrader valves - Neoprene sleeve insulates hand from cold during discharge - Compatible with threaded CO2 cartridges (sold separately)