Gas Fuel Tank Pump Petcock Switch. Gas Fuel Tap Valve Petcock with A Rubber Seal. This gas fuel switch fits for GY6 50cc 150cc Engine ATVs, Go Karts, Mopeds, Scooters, Quad Bikes. Gas Fuel Petcock may fit for these Honda models: Honda Elite CH80 CH125 CH150 ; Aero 50 SA50 SE50 NB50 The specification: Screw inner diameter: 16mm Screw outer diameter: 22mm Plastic filter length: 62mm Fuel line port outer diameter: 7mm The petcock switch has inside screw thread. Fuel switch can be inverted. May fits for most Chinese Brand Vehicle like Apollo, AIM-EX, Baja, BuYang, BMX, Carroll Stream, Eagle, Coolsport, Coolster, JCL, Jetmoto, JM Star, Jonway, Kazuma, Kinroad, Kymco, Lance, Loncin, Lifan, MotoBravo, NST, Panterra, Polaris, Qlink, Redcat, Roketa, SDG, SSR, Sunl, TaoTao, Vento, Wildfire, Xtreme, Yamoto, Yiben, Znen, Zongshen, etc. May also fit some Japanese Style, like Honda, Yamaha, Suzuki, Kawasaki. Please be carefully check the goods appearance, size, shape and then compare with your original goods before ordering. Thank you!