THIS SET WILL FIT ALL MAJOR BRAND LIKE HAMMERHEAD,YERF DOG,ROKETA,KAZUMA,BAJA 150CC ATV OR GO KART USING GY6 157QMJ ENGINE, U WILL GET

1,CAM CHAIN (OR CALLED TIMING CHAIN) PART02M128 45 LINKS (WHEN U COUNT BOTH SIDE WILL BE 90 LINKS)
2,CHAIN GUIDE PART02M129
3,CHAIN TENSION PART02M130

4,TENSION PART02M127