520 Rear Drive Sprocket

Renthal sprockets are CNCmachined not stamped and feature a computeraided Ultra light design to reduce unsprung weight and increase power transfer Front sprockets are made from casehardened corerefined nickelchromemolybdenum alloy steel for the ultimate combination of strength and hardness Rear sprockets are made from highstrength specially enhanced 7075 T6 aluminum 33 lighter than steel to further reduce weight and increase power transfer without sacrificing strength Rear sprockets also