Bike Bottom Brackets – Road, Track & Fixed Gear

Explore our selection of high-quality bicycle bottom brackets at Miclo Bikes, including components for road bikes, track bikes, fixed gear bikes and single speed builds.

Our collection features a range of new and used bottom brackets, including square taper, external bearing, threaded and press-fit designs. Whether you're replacing worn bearings, upgrading your drivetrain or completing a custom bike build, choosing the correct bottom bracket is essential for smooth and reliable pedalling performance.

Discover components from respected cycling brands such as Shimano, Campagnolo, Miche, SRAM and Phil Wood, including modern systems and specialist vintage bottom brackets.

We offer options for different frame and crankset standards, including BSA and Italian threaded systems. Always check bottom bracket shell dimensions, spindle type, axle length and crankset compatibility before purchasing.

Based in London, Miclo Bikes offers UK and worldwide delivery, with a regularly changing selection of cycling components.