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Outer diameter: 42mm
Inner diameter: 28.99mm
Product Name: GUB BB30-DB Thread-Together Bottom Bracket
Bottom Bracket Type: Press-Fit, Thread-Together
Bearing Type: Steel Bearings
Frame Shell Inner Diameter: 42 mm (BB30)
Bottom Bracket Width: 68 mm – 73 mm
Crank Compatibility: SRAM DUB cranksets
Crank Spindle Diameter: 28.99 mm
Material:
Aluminum alloy body
NBR (nitrile rubber) sealing rings
PE dust covers
Manufacturing Process: CNC machined, T6 heat-treated
Features:
1. Interlocking design can reduce noise & increase rigidity
2. Sealing system is easy to maintain and lubricate
3.Double O-ring design can effectively prevent water from entering the five-way, and can be used as a buffer for the frame and BB
Package content:
1 set of Bottom Bracket 





