Description

Praxis M30 Thru BSA Bottom Bracket Cups
Category: Bike Parts
Subcategory: Bottom Brackets
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Unlock superior performance and uncompromising reliability for your mountain bike with the Praxis M30 Thru BSA Bottom Bracket. Expertly engineered as the definitive solution for installing modern, high-performance 30mm spindle cranksets into traditional BSA English threaded frames, this bottom bracket is the cornerstone of a powerful and efficient drivetrain. Ideal for dedicated MTB cycling, it provides the robust, creak-free interface needed to handle aggressive trails, demanding climbs, and high-speed descents.
Experience a new level of rotational smoothness and direct power transfer. The Praxis M30 Thru BSA system is built around high-quality steel cartridge bearings, ensuring every watt you produce is translated into forward motion. The forged and machined heat-treated aluminum cups provide an exceptionally durable and precise fit within your frame, guaranteeing longevity and consistent performance under the toughest conditions. This is the ultimate upgrade for riders seeking to maximize the potential of their top-tier crankset on a 68/73mm BSA threaded mountain bike frame.
This is our M30 THRU BB for installing the Praxis LYFT crank into 68/73mm BSA MTN frames. Also good for RaceFace/Easton “Cinch” cranks, Rotor Rex/3D+ cranks, and CaneCreek eeWings.
The M30 THRU standard is specifically designed for cranks that utilize a 30mm spindle on both the drive and non-drive sides. This precise engineering ensures perfect alignment and optimal bearing support, eliminating play and enhancing overall drivetrain stiffness. Whether you are building a custom dream bike or upgrading your current ride, the Praxis M30 Thru BSA Bottom Bracket is the premium choice for a flawless integration of market-leading components.
Key Features:
* For installing Praxis LYFT crank into BSA threaded frames
* Also good for RaceFace/Easton “Cinch” , Rotor Rex/3D+ cranks, and CaneCreek
* 68mm Road version / 68/73mm MTB setup
* 30mm Drive bearing / 30mm NonDrive bearing | Steel cartridge bearings
* Forged & machined heat-treated AL Cups
* Praxis M30 BB tool required for installation – Sold separately
* M30 THRU BB’s are 30mm Drive bearing with a 30mm Non-Drive bearing
* MTB Guides-ISCG05 Good, ST Mounted Good, ISCG03 Not Good
Technical Specifications:
* Attribute: MTB Cycling
* Frame Interface: BSA English Threaded
* Frame Shell Width: 68mm / 73mm (MTB)
* Crank Spindle Diameter: 30mm
* Bearing Configuration: 30mm Drive-Side / 30mm Non-Drive Side
* Bearing Type: Steel Cartridge Bearings
* Cup Material: Forged & Machined Heat-Treated Aluminum