Browsing Cranks & Bottom Brackets from ACS

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Bottom Brackets
ACS Crossfire External BB Set
  • Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles
  • BSA 1.37"x24T for 68/73mm shells
 
item # model interface shell width color in stock?
DetailsAM-4005 Crossfire 24mm spindle English 68/73mm red YES
DetailsAM-4007 Crossfire 24mm spindle English 68/73mm gold YES