SHIMANO FC-M660 Chainring 48T Black
For Hollowtech-II (HT2) cranks: Saint-M815/810/805/800-2/3, XT-M771/770/761/760, SLX-M665/660, Hone-M601/600, LX-M583/582/581/580, and Deore-M533/532. Mega-9 speed compatible, ramped and pinned duraluminum. M770 middle ring utilizes steel teeth with carbon-composite reinforcement (also acts as shifting ramps, similar to XTR-M970). M771/761/M581 (26t, 36t, 48t): possible M770/760/M580 fit with proper frame clearance.