Shimano SM-CRM91 Single Chainring for XTR M9000/9020 - 32T
Shop:
probikekit.co.uk
Product ID:
60687036
Description:
Features:Dynamic Chain Engagement (DCE) is used to hold the chain and help prevent chain jump out. This is achieved by using a broader and taller tooth profile in conjunction with a special hooked leading edge and alternate profiled tooth shaping. This provides superior chain retention, lower driving sound, increased durability and drag to a minimumHollow gear construction for optimized rigidity, lightweight and durabilityDurable teeth using a Stainless steel construction supported by a carbon and alloy car