Engine Opening Diameter: 19mm,Air Filter Mount: 38mm
Note: This item does not build in pump.
4 stroke GY6 50CC SCOOTERS ATM, ALIAN, APOLLO BAJA, BMS, BMX, BRAVO COOLSTER, GO SCOOT HUMMER, HANSHAN, HI, HIBIR INTRU DER JACKEL, JET, JCL, JIANSHE, JINLING KUZUMA, LIFAN, LONGSHEN, LUCKY MAXUM, MOUNTAINEER, MOTO, M OTORSPORTS NST, ORION, QUINGI RICARDO, ROKETA, REDCAT SEASENG, SCOOTER, SUNL, SUN TAU, TERMANA, TOMAHAWK, TANK, TOR VENOM, VIVA, WAHOO, YAMOTO PROPEL, ROAD, RUNNER, ZENN
* Estimated delivery dates include seller's handling time, and will depend on shipping service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.