DMR AXE BOTTOM BRACKET Bottom Bracket Description Our DMR Axe bottom brackets are made specifically for us by the best BB manufacturer in the game – Praxis. Sealed cartridge bearings for long-life, custom design for the perfect fit for DMR Axe cranks. DMR Axe Bottom Brackets by Praxis are designed to fit:• 68/73mm BSA threaded• BB92 press-fitThe BSA-threaded BB requires the specific M30 BB tool.The press-fit BB can be fitted with normal press-fit BB tools.Please Note: The DMR Axe crank uses a specific 30mm bottom bracket axle and is only compatible with the Axe Bottom Bracket by Praxis. Other 30mm crank systems and BB's are not cross-compatible. Specification DMR Axe Bottom Brackets by Praxis are designed to fit:• 68/73mm BSA threaded• BB92 press-fit• The BSA-threaded BB requires the specific M30 BB tool.• The press-fit BB can be fitted with normal press-fit BB tools.• Please Note: The DMR Axe crank uses a specific 30mm bottom bracket axle and is only compatible with the Axe Bottom Bracket by Praxis. Other 30mm crank systems and BB's are not cross-compatible