Manufactured using a high grade C45 Medium Carbon Steel outer ring and rear face with a recessed CNC machined 2024 aluminium Inner front face for weight reduction. The outer steel section of the rear sprockets have a black polished finish and the inner aluminium face has an ELOX finish in individual OEM colours. KAWASAKI KX125 80-08 KX250 82-08 KX250F 04-25 KX450F 06-25 KX250XC 21-25 KX450XC 21-25 SUZUKI RM-Z250 04-06