This Faito Racing Stage 1 "Low Cam" Camshaft is made from quality material for longer durability. still higher than the standard cam, with a duration of 258 degrees, will provide the best results for a higher RPMs for the daily ridden lightly modified motor. Fits on Yamaha YZF-R15 150cc motorcycles. Also fits models like the R125, WR125, MT-125 using the same engine. underbones.