BikeMaster Honda Front Sprocket 520 14T 1969-mercury-monterey-base-esi6379151 30% increase in filter surface

30% increase in filter surface area over stock

while still maintaining a quiet

Will not work with Banks Brake

100% cfm Flow Gain

BikeMaster Honda Front Sprocket 520 14T 1969-mercury-monterey-base-esi6379151 30% increase in filter surfaceMeticulously engineered using the highest quality materials and industry leading technology to provide the best replacement sprockets for your motorcycle. BikeMaster Front Sprockets are machined from 20CrMnTi, shot peened for longer wear and heat treated for extended durability. A perfect match for the BikeMaster line of chains. Reliable construction ensures consistent wear resistance across all available tooth counts and models in the series