Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Nov 9 - Nov 14
Reserve from the case
Ships within 48 hours · Estimated delivery Nov 9 - Nov 14
78 oz (170mm)
Featuring a double-wall
BAR UPSWEEP - 3°
Compatible with pivotal seats only
1-piece chromoly driver with polymer bushing for longevity
Theory American Bottom Bracket Kit Size:22mm American 78 oz (170mm)Includes 2 precision sealed cartridge bearings, color matched aluminum cups and cone spacers, center spacer and adjustment washers.
Pay in 4 interest-free payments of $8.75 Learn more