Vintage Shimano BB-UN72 Sealed Bottom Bracket 108mm 68mm JIS BSA 1.37×24 Japan
USD 47.49 USD
Specifications
| Brand | Shimano |
| Set Includes | Bottom Bracket |
| Part Type | Bottom Bracket |
| Bottom Bracket Shell Type | BSA (English) |
| Spindle Type | Square Taper - JIS |
| Material | Aluminum, Steel |
| Shell Width | 68 mm |
| Color | Silver |
| Compatible Bike Type | Universal |
| Item Length | 95 mm |
| MPN | BB-UN72 |
| Country Of Origin | Japan |
Vintage Shimano BB-UN72 sealed cartridge bottom bracket for BSA 68mm shells. Square taper JIS spindle with aluminum and steel construction in a silver and black finish. Cups are marked "BC 1.37x24" and "BC 1.37 68", and the body label reads "Shimano BB-UN72 Japan PAT. PENDING". Actual measurements: spindle length reading 107.95 mm on the digital caliper, weight 255 g on the scale. For frames using 68 mm English-thread (BSA) bottom bracket shells; suitable for many road, touring and MTB builds. Set includes the complete one-piece cartridge with integrated cups only; no crank bolts or additional small parts.
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