BB-UN26 cartridge bottom bracket. - Smooth rotation - Square taper spindle - Sealed cartridge bearing assembly
Shimano's Tiagra Bottom Bracket Cups are perfect for Shimano's Tiagra Crankset (sold separately). They feature light, durable aluminum cups with super-smooth sealed bearings and a center plastic sleeve for even more protection from water and dirt. The Tiagra Bottom Bracket is available in English and Italian threading.
$24.99 - $27.99
Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles. - Fits JIS Square-Taper Cranksets - Hollow spindle - Crankarm fixing bolts not included
Shimano BB-ES51 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included
Page 1 of 1