Shimano SM-CRM90 Single Chainring for XTR M9000 / 9020
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- Show Description Dynamic Chain Engagement (DCE) is used to hold the chain and help prevent chain jump out. This is ac... read more
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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. This all aids holding the chain firmly on uneven terrain while keeping chain noise and drag to a minimum and increases durability.
- Hollow gear construction for optimized rigidity, lightweight and durability
- Durable teeth using a Stainless steel construction supported by a carbon and alloy carrier body on 36T/34T, alloy carrier body on 32T/30T
- Dyna-Sys11 HG-X11 11-speed chain compatible
- Available in 30T/32T/34T/36T