The M30-BSA Threaded 68/73mm bottom bracket from Praxis Works is for use with their Praxis M30 spindle based MTN cranks and BSA English threaded frames. Steel bearings for performance without breaking the bank.
. Only for Praxis M30 spindle cranks being installed on a BSA/Eng. threaded frame
. 68/73mm MTB setup
. 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
. 68/73mm MTB setup
. 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