Shimano Xtr SM-CRM96 Single Chainring for Xtr M9200 / M9220 (30T) Size

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 minimum Aluminium construction for optimized rigidity, lightweight and durability HG 12-speed chain compatible Available in 28T/30T/32T/34T/36T/38T