Feature:
1. Aluminum Alloy Frame: Slippery pedaling, reduce noise, light weight while maintaining strength.
2. Integral Sealed Steel Bearings: Extend the service life, integral sealed, keep the lubricant in the bearing, good dustproof and waterproof effect, suitable for harsh riding environment.
3. Sturdy And Stable: High strength aluminum alloy, strengthens lateral stability, is not easy to loosen, and rejects abnormal noise.
4. Ease of Use: Adjust the chain center line distance of the crank ring for customer convenience.
5. Accurate Machining: Increased service life, high strength center shaft sealing performance is good.
Specification:
Item Type: Bike Bottom Bracket
Product Material: Aluminum, Sealed Bearing, Nylon
Product Size: Approx.
Outer Diameter: 49mm / 1.9in
Inner Diameter: 30mm / 1.2in
Compatible Frame Bottom Bracket Width: 86.5mm / 3.4in
Package List:
1 x Bike Bottom Bracket