Description

Praxis M30 BSA Threaded Bottom Bracket | For Road & MTB
Upgrade your ride with the Praxis M30 BSA Threaded Bottom Bracket, the benchmark for reliability, stiffness, and silent performance. Engineered for cyclists who demand the most from their equipment, this bottom bracket provides a rock-solid foundation for your Praxis M30 crankset, whether you´re tackling rugged mountain trails or sprinting on the open road. Say goodbye to creaks and flex, and experience a new level of direct power transfer and rotational smoothness.
The Praxis M30 BSA is designed specifically for traditional English threaded (BSA) frames, offering a superior, creak-free interface that is both easy to install and service. Its robust construction and precision manufacturing ensure a perfect fit and long-lasting durability, allowing you to focus on your performance without worrying about your components.
Key Benefits:
* Unmatched Stability and Power Transfer: The unique M30 system provides a secure and rigid connection between your crank and frame, eliminating flex and ensuring every watt of power is transferred directly to the drivetrain.
* Creak-Free, Reliable Performance: By utilizing a classic threaded design, this bottom bracket avoids the common pitfalls of press-fit systems, delivering a consistently quiet and dependable ride.
* Versatile Application: Designed to fit both 68mm road shells and 73mm mountain bike shells (spacers included), this single bottom bracket is the perfect high-performance solution for nearly any BSA-threaded bike.
* Optimized Bearing Preload: The system uses a drive-side wave washer for bearing preload, which maintains the perfect amount of pressure on the bearings for smooth rotation and extended life, without the risk of overtightening.
Main Features:
* Designed exclusively for use with Praxis M30 spindle cranksets.
* Features forged and machined heat-treated aluminum cups for maximum durability.
* Compatible with 68mm (Road) and 73mm (MTB) BSA threaded frames.
* Utilizes a proprietary bearing system with a 30mm drive-side bearing and a 28mm non-drive-side bearing for a precise fit.
Technical Specifications:
* Frame Shell Type: BSA / English Threaded
* Shell Width: 68mm (Road) / 73mm (MTB) – Spacers included
* Crank Spindle Compatibility: For Praxis M30 Spindles ONLY
* Bearing System: The innovative M30 spindle design is 30mm and then steps down to 28mm on the non-drive side. This unique configuration allows for a robust 30mm drive bearing, with a step down to the 28mm non-drive bearing, effectively locking the crank arm and eliminating any possibility of play or traction loss on the bearing.
* Preload Mechanism: These use a drive-side wave washer for bearing preload, ensuring consistent and optimal bearing function.
* Required Tool: Requires Praxis M30 BB Tool for installation and removal (sold separately).
* Cycling Discipline: MTB Cycling, Road Cycling
Important Compatibility