Praxis PressFit M30 Thru BB86 / BB90 / BB92 Bottom Bracket with Inner Sleeve – Steel Bearings
The Praxis PressFit M30 Thru bottom bracket is designed to ensure high stiffness, precise fitting, and long-lasting durability, making it ideal for high-performance road and mountain bicycles. Compatible with the BB86, BB90, and BB92 standards, it allows the installation of Praxis cranksets with M30 spindle on PressFit frames with a 41 mm shell diameter.
The structure is made of chromed steel, a solution that ensures wear resistance and reliability over time, even under heavy use. The inner sleeve improves spindle alignment and helps reduce flexing and noise, optimizing drivetrain efficiency.
Main features:
PressFit bottom bracket for Praxis M30 cranksets
Compatible with BB86 / BB90 / BB92 standards
M30 Thru spindle
Inner sleeve for greater stiffness and quietness
High-durability steel bearings
Chromed steel construction
Technical specifications:
Standard: PressFit BB86 / BB90 / BB92
Spindle compatibility: Praxis M30
Material: Chromed steel
Bearings: Steel
Bearing diameter: 30 mm Drive side / 30 mm Non-Drive side
Bottom bracket shell diameter: 41 mm
Frame compatibility:
BB86 Road / BMX: 86.5 mm width × 41 mm diameter
BB90 MTB: 89.5 mm width × 41 mm diameter (NOT compatible with Trek Road BB90)
BB92 MTB: 92 mm width × 41 mm diameter
The Praxis PressFit M30 BB86/90/92 bottom bracket is the ideal choice for those seeking reliability, mechanical precision, and steady performance, both on the road and in mountain biking.
