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

- 3/8" thick Lexan for lightweight protection - Includes (4) 15mm male chainring bolts

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

- 6.5mm thick 6061 aluminum

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