GUB BB30AS Press in Bike Bottom Bracket Pressure Entry Bearing Shaft Aluminium Alloy CNC Bicycle Axis
Feature:
1. The BB30 system has better rigidity and lightweight, and has obvious advantages.
2. Smoothness, especially ceramic bearing shaft, greatly improves wear resistance and is not rusty. Its lubricity makes it easier for you to take part in riding competitions.
3. Provide more power transfer from the pedal, less than 20%, and provide more ankle space - no more discomfort.
4. The middle axis is for SHIMANO specification for PF30-68/73 bottom bracket. If SRAM and other GXP tooth plates are to be used, it is necessary to use the axle transfer SRAM GXP specification in the SHIMANO specification to use the middle shaft conversion sleeve (internal transfer sleeve and gasket).

Specifications:
Net weight: 126g
Gross weight: 139g
Product size: 87*50*50mm/3.42*1.96*1.96''
Package size: 91*56*55mm/3.58*2.2*2.16''
Material: aluminum alloy
Outer diameter: 42*42mm/1.65*1.65''
Internal diameter: 24*22mm/0.94*0.86''

Note:
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.

Package Content:
1 x Bottom Bracket Axis