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This is our Eng. Threaded/BSA M30 BB for installing a Praxis M30 Spindle based crank into a BSA English threaded frame. 68mm Road / 68/73mm MTB  / 83mm DH

[SPECIFICATIONS]

• For Praxis M30 spindle cranks being installed on a BSA threaded frame
• 68mm Road / 68/73mm MTB  / 83mm DH
• 30mm Drive bearing / 28mm NonDrive bearing | cartridge bearings
• Ceramic version is Grade 5 / ABEC 5 rating
• Forged & machined heat-treated AL Cups
• Praxis M30 BB tool required for installation – Sold separately