- Simple but effective upper chain guide for 1x9/10sp applications - Captive hardware for easy installation and adjustment - Adjustable for 49.5-50.5mm chainlines - BB, ISCG, ISCG-05, E-type and Direct Mount (Shimano) mounting options - Fits 32-42t rings - 55-65g

- Thermoplastic Beavertail protects chainring from impacts - For 1X and 2X drivetrains

- Includes replacement lower roller, 608 2Rs cartridge bearings, axle, bolts, and washers to fit Stinger and Dewlie chain guides

- Includes replacement lower roller, 608 2Rs cartridge bearings, axle, bolts, and washers to fit blackspire single-ring roller chain guides