– Asymmetrical tooth shape for the best wear life, chain retention and mud clearance – Fits SRAM and other 3-bolt direct mount cranks
– Dished ring provides 50mm chainline on GXP or BB30 / PF30 long spindle (with15.4mm drive side spacer)
– Drop-Stop B is with 10/11/SRAM 12sp chain and Flat Top/Transmission chains. Not compatible with Shimano 12 speed
– Made in the USA from 7075-T6 aluminum alloy
– 65g (30t)