Praxis M30 Press-Fit Bottom Bracket

Designed for installing Praxis M30 spindle-based cranks into BB30, PF30, BB86/90/92, 386EVO, BBRight, or Specialized OSBB frames. Precision-machined cups and outboard bearings provide rigid, smooth, and durable performance across multiple frame standards.

Specifications & Features:

• Compatibility: M30 spindle-based cranks only

• Material: Forged & machined 7075 T6 aluminium

• Bearings: Steel cartridge; Ceramic version features ABEC 5 bearings

• Bearing Size: 30mm drive / 28mm non-drive

• Frame Fit: BB86/92, BB30, PF30, BBRight, BB386EVO, Specialized Road OSBB aluminium frames

• Shell Widths: 68mm Road | 73mm MTB (68mm cannot be used with MTB cranks)

• Installation Tool: Requires Praxis M30 BB tool (sold separately)

• Notes:

  • BB86/92 frames should be checked with the frame gauge before fitting

  • For Specialized OSBB, use the BB30/PF30 BB with OSBB sleeve