SHIMANO
SHIMANO UN55 BB Square Taper Bottom Bracket
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- Package Weight
- 0.75 Pounds
- Item Dimensions LxWxH
- 4.33 x 4.33 x 1.97 inches
- Item Weight
- 0.1 Kilograms
- Brand Name
- SHIMANO
Key features
- A good quality bottom bracket for traditional chain sets
- Super-accurate bearings for smooth operation and improved durability
- Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
- Lightweight hollow spindle
- Fast and easy installation without adjustment
Specifications
| Item Package Dimensions L x W x H | 5.43 x 3.31 x 2.28 inches |
|---|---|
| Package Weight | 0.75 Pounds |
| Item Dimensions LxWxH | 4.33 x 4.33 x 1.97 inches |
| Item Weight | 0.1 Kilograms |
| Brand Name | SHIMANO |
| Suggested Users | unisex |
| Number of Items | 1 |
| Manufacturer | Shimano |
| Part Number | BBUN55B07 |
| Model Year | 2013 |
| Size | 68x107mm |
| ASIN | B005DTIGIG |
About this product
25% more durable than UN54 with alloy left hand cup 25% more durable than UN54 with alloy left hand cup Traditional square JIS 2-degree taper crank-arm interface Traditional square JIS 2-degree taper crank-arm interface Offered in either 68/73mm English (BC1.37 x 24tpi Offered in either 68/73mm English (BC1.37 x 24tpi RH/LH) or 70mm Italian (M36 x 24tpi RH/LH) or 70mm Italian (M36 x 24tpi RH/RH) threads RH/RH) threads interface: JIS interface: JIS thread: English thread: English shell: 68mm shell: 68mm length: 107mm length: 107mm
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