The PDW Fatty Object is a CO2 valve head specifically designed to allow a high volume of air flow. This makes it perfect for fat and plus-sized tires. Made out of alloy, not plastic, this bomb-proof valve head has an oversized control knob that is ideal for trail side repairs. You don't even have to take your gloves off! Features: "Tap Handle" control valve regulates CO2 release Oversized control valve makes it easy to operate even with gloves on Fits both Presta and Schrader valves Threads on for extra security Precision machined alloy Specifications: CO2 Type: Threaded Cartridge: Not Included Valve Compatibility: Presta & Schrader Gauge: - Color: Black Weight: -