SRAM's Red D1 12s Chain is a flattop chain featuring a unique link shape that allows the chain to be narrower and lighter while increasing strength and providing more tolerance between cogs.
Ã¢â‚¬Â¢Flattop technology enables a narrower chain with quieter operation and increased strength and durability
Ã¢â‚¬Â¢Hard Chrome plated inner and outer plates allow for faster and more precise shifts
Ã¢â‚¬Â¢HollowPin construction provides increased strength and efficiency
Ã¢â‚¬Â¢Requires Flattop Powerlock chain connector