The Praxis Works M30 (28mm/30mm) BB86/90/92 bottom bracket is designed for high-end performance on frames with BB86 press-fit shells. Built for M30/Praxis Style crank spindles, it guarantees an accurate, stable fit with reduced creaking. Made from premium materials and equipped with durable seals, this bottom bracket provides smooth and consistent rotation, making it an excellent choice for riders who prioritize both reliability and efficiency in their drivetrain. Ideal for advanced cyclists seeking a combination of strength and precision in their setup.
Suitable for use with BOX One M30 Cranks and BB86 frames.
- Unique steel design in which the bearing outer race is also the outer press-fit surface
- 30mm ID Drive bearing / 28mm ID NonDrive bearing
- Suits BOX ONE M30-P, ONE M30-M, & BOX Vector Two M30 cranks only*
- Suitable for BB86 (41mm ID) BMX frames
- 65grams
*Please note that these are NOT compatible with Box One M35, BOX Vector One cranksets
- Unique all in one design in which the bearing outer race is also the outer press fit surface
- BB86 Road/BMX = 86.5mm width X 41mm diameter





