Shimano chain | Bottom Brackets

The Shimano UN300 BS Silver is a high-quality square taper bottom bracket designed for reliable performance and durability. Suitable for BSA 110mm/68mm frame standards, it features the renowned Shimano reliability and engineering.

The Shimano UN300 BS Square Taper Bottom Bracket is a high-quality, reliable component designed for bicycles. With its silver finish and square taper design, this bottom bracket ensures smooth and efficient power transfer from the pedals to the crankset.