Browsing Bottom Brackets from Interloc Racing Design

Showing 1 - 3 of 3 Groups



Interloc QB55 JIS Bottom Bracket
Margin Booster
  • High quality sealed cartridge bearings with steel cups
  • Traditional square JIS 2-degree taper crank arm interface
  • 68/73mm English (BC1.37 x 24tpi - RH/LH)
  • IRD conversion cups for 73mm, Italian, French and Swiss frame threading sold separately, use RD-419*
  • Made in Japan
 
item # interface shell shell width length in stock?
  RD4141 JIS English 68mm 103mm NO
  RD4142 JIS English 68mm 107mm NO
  RD4143 JIS English 68mm 110mm NO
  RD4144 JIS English 68mm 113mm NO
  RD4145 JIS English 68mm 115mm NO
  RD4146 JIS English 68mm 118mm NO
  RD4147 JIS English 68mm 122mm NO
  RD4148 JIS English 68mm 127.5mm NO