

🚵♂️ Ride Hard, Spin Smooth – The MTB Bottom Bracket That Keeps Up
The Shimano BB-MT501 is a high-performance bottom bracket designed for mountain bikes with 68/73mm BSA threaded shells. Featuring durable sealed steel bearings and compatibility with Hollowtech I cranksets, it ensures smooth, reliable power transfer and long-lasting durability. Easy to install with standard tools, this component embodies Shimano’s trusted quality for serious off-road riders.
| Manufacturer | Shimano | 
| Part number | EBBMT501B | 
| Item Weight | 132 g | 
| Product Dimensions | 12.17 x 6.38 x 6.07 cm; 132 g | 
| Item model number | EBBMT501B 12/15 | 
| Size | 68/73mm | 
| Color | Black | 
| Material | Steel Bearings | 
| Pattern | Solid | 
| Item Package Quantity | 1 | 
| Included components | Shimano | 
| Batteries Included? | No | 
| Batteries Required? | No | 
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