IRD QB-55 Bottom Bracket
| Width: 68mm BB width |
Out-of-stock items cannot be "Add to Cart"
Orders usually leave warehouse
in 2-3 Business Days
Store Policies Page
– Steel cups, aluminum sleeve
– English Threads
– Sealed cartridge bearings
– JIS square taper
– CrMo spindle
– Made in Japan
If you plan to swap in IRD Italian/French conversion cups, it is more economical to buy this QB-55 than the QB-75.