MOFIRE BIKES
XT FC-M8100/8130 SM-CRM85 12-speed chainring
£45
£61
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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 and alternate profiled tooth shaping. This provides superior chain retention, lower driving sound, increased durability and drag to a minimum
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Hollow gear construction for optimized rigidity, lightweight and durability
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Durable teeth using a plated steel construction supported by a carbon composite (CFRP) carrier body
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HG 12-speed chain compatible
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Available in 28T/30T/32T/34T/36T
