BSA External Ceramic Bottom BracketsBSA Ceramic bottom brackets by HSCER. High performance, reliable, smooth running bottom brackets. As fitted to Handsling bikes and used by the Handsling Racing Team in road, cyclocross, gravel, and track bikes. Specifications: 1) Forged and CNC machined alloy cups with anodised in BLACK, SILVER, RED, GOLD, BLUE, GREEN 2) With hybrid ceramic bearings and special hardened races 3) Compatible with Shimano, SRAM Truvativ Bontrager cranksets, FSA and

Looking to shave off every possible gram

and track bikes

The A1R0evo

Efficient Power Transfer: The T47 internal BB offers a wide bottom bracket shell for exceptional stiffness and power transfer

Weight is 190g

Get the best of all worlds

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Integrated cockpit with spacers and pads

Elevate your ride with the renowned Shimano Ultegra groupset

GRX RX820 Highlights:

Handling designed to produce a sharp yet stable platform

focusing on durability with lightweight - approximately 880g (for a 52cm frame) - this is a bike designed to last