Shimano XTR Single chainring for XTR M9000 / 9020 SM-CRM90

Shimano XTR Single chainring for XTR M9000 / 9020  SM-CRM90

• 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