Shimano UN-26 Bottom Brackets have hollow, square taper JIS spindles.
| Item Specifications |
|---|
| Weight | 334g |
| BB Thread Type | English |
| Spindle Interface Type | Square Taper JIS |
| Spindle Length | 123mm |
| BB Shell Width | 68mm |
- Interface: Square Taper JIS, Shell Size: 68 millimeter, Spindle Length: 122.5 millimeter, Thread Type: English
- Interface: Square Taper JIS, Shell Size: 68 millimeter, Spindle Length: 122.5 millimeter, Thread Type: English
