This front axle measures 15mmX215mm and is made to fit most import pit bike front wheels and forks. Also fits Honda XR50 and CRF50 wheels with 15mm bearings. Please measure your application to confirm fitment. Axle spacers sold seperately. Comes with flanged locknut for secure installation. Standard front axle size for most pit bikes including Motovert, Pitster Pro, SDG, SSR, OGM, Thumpstar and most others.