Blackburn Wayside CO2 Thread-On Inflator with CartridgeThe Blackburn Wayside C02 Thread-On Inflator features a simple, spring loaded valve design that will have your tire inflated in a breeze. It works with basically any threaded C02 cartridge on the market, and is compatible with both Presta and Schrader valves. The Wayside C02 Thread-On Inflator includes a 16g C02 cartridge and is covered by Blackburn’s Lifetime Warranty.768686598838