20 Tooth Cartridge Bottom Bracket Tool - 1671.1/4

If you're trying to keep your square taper, Shimano Octalink, ISIS, or other internal bottom bracket spinning consider our 1671.1/4 bottom bracket tool. It works in conjunction with our 1/2" ratchet or adjustable wrench to install and remove your cartridges. Made of hardened tool steel it should last a life time.