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The matching bottom bracket for the new SRAM DUB crank generation for road bike frames with BB30 Ai bottom bracket shell.

The DUB bearings have an improved seal to ensure even longer silky smooth running of the crank.

The BB30 83-A bottom bracket is designed to mount a DUB crank in Asymmetric Cannondale road bike frame with 83mm case width and 42 mm diameter.

Specifications

Intended Use Road
Material Bearing Shell Aluminum
Material Bearings Steel
Bearing Type BB30
Inner Bearing Housing Width Road 83 mm Ai
Inner bearing housing Ø 42 mm
Compatibility Crank SRAM DUB cranks
Diameter crankshaft 28.99 mm
Colour Black
Weight according to manufacturer N/A
Weight weighed 83g