Packing List: 1PC Bottom Bracket +2PCS Screw (not suitable for children's bicycle cranks)
Thread: BC1.37
Material: Titanium Alloy Spindle + Stainless Steel Ceramic Bearing + Aluminum Alloy Shell + Aluminum alloy Dust Cover
Color: Black/Red
Specification: 103/107/110/113/119/122mm
How to choose suitable specifications?
The bottom bracket width needs to be 68mm And threaded
Then measure the total length of the original axle
In this way, you can determine the size you need~
Recommendation:
Test Product: Titanium Alloy Hollow Shaft
Product Material: Titanium Alloy
Test Equipment: 20T Press
Test Pressure: 10MPA
Test Result: The Product Is Slightly Deformed And Not Broken.
Test Product: 14MM Solid Socket Wrench
Product Material: Steel
Test Equipment: 20T Press
Test Pressure: 7.5MPA
Test Result: The Product Has Moderate Deformation And Is Not Broken.
Deformation Comparison Chart After Test
10MPA Is Approximately Equal To 100Kg Pressure
After Compa
