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SHIMANO BB-UN300 Bottom Bracket (English, 68 x 107mm Spindle, Square Taper)
Out of stock
Shimano
About this item
- Fits JIS square-taper cranksets
- Crankarm fixing bolts sold separately
- Bottom Bracket Shell I.D.: 1.37
- Spindle Length: 107
- BB Shell Width (mm): 68 mm
FEATURES
- SHIMANO quality/performance cartridge bearing square bottom bracket
- Better chainline stability with chain line stabilizer
- 3 structures available
- Standard, E-type, chain case options
- Adapter material: Aluminum