●【FITMENT】Engine Rocker Arms Camshaft Holder Assembly fits for gy6 125cc 150cc 4-stroke qmi152 engine of go karts,mopeds,scooters and atvs. ●【DIMENSION】 Installation hole distance:54mm/2.13"; Hole diameter:10mm/0.39"; wideth:73mm. ●【HIGH-QUALITY】The rocker arm holder assembly is made of high-quality aluminum alloy material, which is wear-resistant and durable, not easy to break and has long service life. ●【PACKAGE INCLUDING】Camshaft seat x 1PCS; Rocker arm x 1PCS. ●【AFTER SALE】If you have any questions or are not completely satisfied with your purchase, please leave us a message.