The quality and performance-oriented Shimano BB-UN300 cartridge bearing bottom bracket features a JIS square taper mount and is designed for frames with BSA thread and 68 mm shell width. A stabilizer ensures a constant chain line.
axle: steel
| Product Name: | Shimano BB-UN300 Bottom Bracket - BSA 68mm - JIS Square Taper - 122mm (D-NL) |
| Manufacturer: | Shimano Parts |
| Item Code: | SHI472223 |
| activity: | Cycling |
| material: | Aluminium, Steel |
| usage bikesport: | Trekking, MTB, City |
| bottom bracket type: | BSA |
| bottom bracket axle profile: | Square |
| bottom bracket case width: | 68mm |
| axle length: | 122.5mm |
| bottom bracket construction: | Cartridge Bottom Bracket |
| Model year: | 2024 |
| Collection: | Full year |
| manufacturer item code: | EBBUN300B22X |
| Manufacturer page: | http://www.shimano-europe.com/ |
