Shimano SM-CRM81 Single chainring for XT M8000, 32T

The Shimano SM-CRM81 Single XT M8000 Chainring makes use of Dynamic Chain Engagement (DCE), 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 keeps drag to a minimum.Shimano SM-CRM81 Single XT M8000 Chainring FeaturesHollow gear construction for optimized rigidity, l... - Manufacturers part numbers: Shimano_SMCRM81A2|ISMCRM81A2

• Smooth and precise shifting
• Engineered for optimal performance
• For Fc-M8000
• For 1 x 11-fold self-service packaging