Road Bike, Cycling Forums banner
1 - 5 of 5 Posts

·
Banned forever.....or not
Joined
·
24,556 Posts
7703 is the triple BB 118.5mm

7701 is for doubles 109.5

BB7700 is for track cranks. Also 109.5...but doesn't use ball and roller bearings
uses non sealed cartridge bearings (not for use in the rain)
 
1 - 5 of 5 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top