Description
Enhance Your Bicycle’s Performance with the MSW ST100 Square Taper JIS BSA Bottom Bracket – 68×122.5mm Spindle Crank
Upgrade your cycling experience with the MSW ST100 Square Taper JIS BSA Bottom Bracket, meticulously engineered for durability, smooth power transfer, and universal compatibility. Designed specifically for English threaded frames, this high-performance bottom bracket is an essential component for riders seeking reliable performance and straightforward installation.
Materials & Build Quality
Constructed from high-grade steel, the MSW ST100 features steel adjustable cups that provide exceptional strength and resistance to wear under demanding cycling conditions. The robust materials ensure longevity, making it an ideal choice for daily commutes, mountain biking, or recreational riding.
Performance & Engineering
Engineered for optimal power transfer, this bottom bracket boasts a precise 68mm shell width and a 122.5mm spindle length, perfectly compatible with square-taper cranksets. Its JIS (Japanese Industrial Standard) interface guarantees a tight, secure fit with standard square taper components, reducing flex and enhancing pedaling efficiency for improved acceleration and endurance.
Components & Technology
The MSW ST100 includes two durable axle bolts for secure fastening, ensuring consistent performance and easy maintenance. The design features a 1.37-inch I.D. shell interface, compatible with a wide range of English-threaded frames, making it a versatile upgrade for many bicycle types.
Style & Use Case
Whether you’re building a custom road bike, mountain bike, or commuter bicycle, the sleek black finish and robust construction of the MSW ST100 add a professional look while delivering superior functionality. Its straightforward installation makes it suitable for both DIY enthusiasts and professional mechanics looking to restore or upgrade their cycling setups.
Innovative Features & Benefits
– Universal compatibility with English threaded frames and square-taper cranksets
– Precise manufacturing for smooth rotation and efficient power transfer
– Steel adjustable cups for easy installation and fine-tuning
– Includes all necessary hardware for hassle-free setup
– Durable construction designed for extensive use in diverse riding conditions
Optimize your bicycle’s drivetrain with the MSW ST100 Square Taper JIS BSA Bottom Bracket – the reliable choice for cyclists who demand performance, longevity, and ease of maintenance. Perfect for enthusiasts and professionals alike, this bottom bracket ensures a smooth, efficient ride every time.
- Optimized for English threaded frames, the MSW ST100 Square Taper JIS BSA Bottom Bracket offers reliable performance with a durable steel construction and adjustable cups for precision fit.
- Designed with a 68mm shell width and 122.5mm spindle length, this bottom bracket seamlessly fits a variety of square-taper cranksets for versatile compatibility.
- Constructed from high-quality steel, the adjustable cups ensure smooth operation and minimal wear, extending the lifespan of your cycling components.
- Ideal for road, mountain, and hybrid bikes, this bottom bracket provides a secure, low-maintenance connection between your crankset and frame for enhanced pedaling efficiency.
- Featuring a straightforward, tool-friendly design with included axle bolts, the MSW ST100 Bottom Bracket is perfect for DIY bike upgrades and professional servicing alike.
| Bottom Bracket Shell I.D. | 1.37 |
| BB/Frame Interface | English |
| BB Shell Width (mm) | 68 |
| Spindle Interface Type | Square Taper JIS |
| Spindle Length | 122.5 |






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