One of the most important parts for a good rolling bike is the bottom bracket. The BottomFit DUB BB30 bottom bracket for DUP cranks is a durable and extremely high-quality bottom bracket with a strong design that really gets your bike rolling.
Features of the BBB Cycling BottomFit DUB BB30 to 29 BBO-88 Bracketset
- allows installation of DUB cranksets in BB30 cases without adapters
- easy to install thread design
- self-aligning bearings increase durability
- fully CNC machined
- chrome steel 6805 bearings
- component material: 6061 T6 aluminum
- bearing material: CrMo
- bearing diameter: 42
- bearing width: 68, 73
- bearing axle diameter: 29











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