Details
- High quality sealed cartridge bearings with steel cups
- Traditional square JIS 2-degree taper crank-arm interface
- 68/73mm English (BC1.37 x 24tpi - RH/LH). Compatible with IRD retrofit cups (sold separately), RD-419
Part Numbers
| Option | UPC | MPN |
|---|---|---|
| English / 68 x 103mm | 849430017116 | 28846 |
| English / 68 x 107mm | 849430017109 | 28844 |
| English / 68 x 113mm | 849430017062 | 28834 |
| English / 68 x 118mm | 849430017086 | 28836 |
| English / 68 x 122mm | 849430017093 | 28837 |
Interloc Racing Design QB55 JIS Bottom Bracket
$33.90