Browsing Bottom Brackets from Interloc Racing Design

Showing 1 - 3 of 3 Groups

IRD Scramjet BSA Threaded Bottom Bracket
Margin Booster
  • External BSA, English threaded bottom brackets featuring a unique self-cleaning hybrid ceramic bearing system for the ultimate in strength and durability
  • Cartridge bearing system features a single ceramic ball with the remainder being steel with steel races, combining the strength of steel and the bearing life of ceramic
  • Single ceramic ball bearing pulverizes contaminates, reworks and polishes the steel races with every rotation
  • Offered in 24mm (Shimano, FSA, Race Face, etc) with an expandable sleeve that fits 68mm to 100mm shells
  • Bearings include a 5 year warranty
item # model interface shell width color in stock?
  RD4121 Scramjet 24mm spindle English 68-100mm black NO