ISMCRM81A4

Shimano XT CRM80 1x11 Chainrings Dyna-Sys11 HG-X11 11-speed chain compatible. Hollow gear construction for optimized rigidity, weight, and rigidity. Durable teeth using plated steel construction supported by a carbon composite (CFRP) carrier body. Item Specifications: Color, Black, Material, Steel/Carbon, Chainring BCD, 96 Shimano Asymmetric, Defined Color, Black, Ring Position/TYPE, Chain Retaining Single Ring, Drivetrain Speeds, 11, Tooth Count, 34,.