Motocross/Road Race Chain Max Rating: 300cc
AFAM countershaft sprockets are chromoly steel and case hardened for added strength and durability. Most factory race teams use AFAM products because of there high quality and strength.
AFAM aluminum rear sprockets are all manufactured in 7075 aircraft grade alloy with T6 surface hardening. Precise tolerances combined with the AFAM tooth profile are the secrets for this high quality product.