It  fits BMS AVENGER COUGER DX200, LITTLE PIPPER,LIL MOJAVE, TRAILMASTER CHALLENGER,SSR 170RS, ODES TIGER LIANGZI LZ150-1 BLADE LIGHTNING 150 170CC, CAZADOR BEATS 180XL .CYCLONE 170-ZX HISUN HS250UTV and more,Doesn't fit POLARIS RZR170. the teeth of the stem connecting the steering shaft is 30 spline.