![Hey, I'm looking for a replacment for this bottom bracket, its a VP BC-73 BC 1.37X24T 122.5m, I found two shimanos the BB-UN26 and UN 55, but I noticed on the UN55, the part I have removed in the picture appears to be different, but they are both available Hey, I'm looking for a replacment for this bottom bracket, its a VP BC-73 BC 1.37X24T 122.5m, I found two shimanos the BB-UN26 and UN 55, but I noticed on the UN55, the part I have removed in the picture appears to be different, but they are both available](https://preview.redd.it/py89bfc7ygd51.jpg?width=1080&crop=smart&auto=webp&s=8591eb36a62f3adcb80d2c9b5c7e00ff13441925)
Hey, I'm looking for a replacment for this bottom bracket, its a VP BC-73 BC 1.37X24T 122.5m, I found two shimanos the BB-UN26 and UN 55, but I noticed on the UN55, the part I have removed in the picture appears to be different, but they are both available
![Cannondale HyDrive Torque Sensor BSA Bottom Bracket 73/122.5 (2022 Treadwell Neo 2 with Hydrive), K77011 Cannondale HyDrive Torque Sensor BSA Bottom Bracket 73/122.5 (2022 Treadwell Neo 2 with Hydrive), K77011](https://www.reveloutdoors.co.uk/img/products/csg/k77011%20zoom.jpg)
Cannondale HyDrive Torque Sensor BSA Bottom Bracket 73/122.5 (2022 Treadwell Neo 2 with Hydrive), K77011
![Cannondale HyDrive Torque Sensor BSA Bottom Bracket 73/122.5 (2022 Treadwell Neo 2 with Hydrive), K77011 Cannondale HyDrive Torque Sensor BSA Bottom Bracket 73/122.5 (2022 Treadwell Neo 2 with Hydrive), K77011](https://www.reveloutdoors.co.uk/img/products/csg/k77011-400.jpg)