precision sealed bearings, 2 threaded aluminum cups to house those bearings, an internal spacer, and several spacers to dial in your bottom bracket alignment. Theory offers these threaded euro BB kits for ...
sealed Mid bearings, a drive and non-drive side aluminum dust cap, an internal tube spacer, and several external spacers to use as needed to dial in your specific set up.
The Kink Mid Bottom Bracket Kit includes everything ...
needed to replace old, worn out BB's. The center spacer measures 51mm long, but has a pre-machined cut line in case your frame requires 49mm. This kit also includes a drive side ...