Check the listing for details. Bike Tire Inflator Grey 16g CO2 power Trigger Lock 16 gram TH C02 TFGRY. Color: Gray, Condition: New. Listed at 13.85 USD. * Fast, FREE Shipping * Best Guarantee in the Industry Bike Tire Inflator for use with any 16g Threaded CO2 cartridges Works with All Standard 16g TH and Genuine InnovationsTM cartridges! CO2 cartridge NOT included in this listing Professional Grade DesignBrass Valve connector and threadingHeavy Duty Construction built to LastHousing encloses cartridge to protect user hands How to use: Unscrew valve head from cartridge housing (long cylinder)Gently twist on 16g threaded cartridge all of the way onto the underside of valve(this will not necessarily make a "pssst" sound) It is important to twist on the cartridge First before the housing Attach valve connector to tire valve stemFlip valve lock to allow trigger to engageGently squeeze trigger to inflate tire In the interest of the environment, and to keep costs low,this item does NOT offer any consumer retail packaging New, unused and within 6-12 months of manufacture We ship USPS First Class with tracking the SAME business day as your paid order! Mon - Saturday, excluding postal holidays to reach most US addresses in 1 - 3 biz days Buyer assumes all responsibility for safe handling and use of device in accordance with local, state and federal regulations. Not for use by minors without adult supervision. Seller, manufacturer and distributor are not liable for injury resulting from use of this item.