Shimano SM-CRM81 Single chainring for XT M8000, 30T

SM-CRM81 Single chainring for XT M8000, 30T

This chainring has the following features 

• 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
• Hollow gear construction for optimized rigidity, lightweight and durability
• Durable teeth using a plated steel construction supported by a carbon composite (CFRP) carrier body
• Dyna-Sys11 HG-X11 11-speed chain compatible (not 12 speed compatible)
• Available in 30T/32T/34T - this one is a 30T
• Colour: Black 
• Fits FC-M8000 + FC-M7000 Chainsets only
• Shimano 4x96 BCD

Colour: Black