03-05-2010, 03:01 PM
Does anyone know the difference in a SRAM PC-991 and PC-951 chain. The 951 is listed as 3 grams lighter and is duller/darker than the 991. Is it only a matter of a coating?
Have questions or want to discuss cycling? Join Now or Sign In to participate in the BikeRide community.
Best Black Friday E-Bike Deals 2024 | Up to $1,700 in Savings
New: Take Part in the November Giveaway: Starts November 18th