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> Promax SC-1 Square Taper Chromoly JIS Bottom Bracket 108mm Black
Promax SC-1 Square Taper Chromoly JIS Bottom Bracket 108mm Black. SC-1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle precision sealed bearings forged and CNC-machined alloy cups and a composite center spacer/seal.Hollow chromoly spindle
CNC-machined alloy cups
JIS square taper
- TECH SPECS
Defined Color | Black |
Bottom Bracket Shell I.D. | 1.37 |
Spindle Length | 108 |
Spindle Interface Type | Square Taper JIS |
Weight | 246 |
BB Shell Width (mm) | 68 |
BB/Frame Interface | English |