Shimano BB-UN300 Square Taper Bottom Bracket - 68x118mm D4 Efficient and ergonomic overlapping design

Efficient and ergonomic overlapping design optimized for high pressure applications

The SRAM GX Eagle DUB Crankset (Lunar) delivers consistent performance every time out

race mount for the ultimate Tour de France level performance

making the sunglasses ideal for use in a wide variety of riding conditions

Shimano BB-UN300 Square Taper Bottom Bracket - 68x118mm D4 Efficient and ergonomic overlapping designThe quality and performance oriented Shimano BB UN300 cartridge bearing bottom bracket features a JIS square taper mount and is designed for frames with BSA thread and 68 mm shell width. A stabilizer ensures a constant chain line. Specifications Adapter: aluminum (left), aluminum steel (right) Axle: steel Mfr Claimed Weight TBC