Additional Throttle Cam's for the ODI lock on Grips system for models also not included in the standard packaging. ***NEW GRIPS COME WITH CAMS - B, C, D, J, K & M*** Fitments: ODI - Replacement Lock-On Throttle Cam - B CRF250 04-27 R/X/RX, CRF450 02-26 R/X/RX