Park Tool Steel Bottom Bracket Tool BBT-135-12 CheckoutSpec= Charger Damper (with turned indicator mark) Angular contact cartridge bearing

Angular contact cartridge bearing

Flexible hose takes stress off the valve stem when pumping Size DXG Color Black/Silver

Features two mesh side compartments for extra capacity and rear water bottle holder lets you carry more water on extended trips

80mm diameter roller drum provides moderate resistance without the need for an exterior resistance unit

Rotor Size 203mm Color Silver Mount Type 6B 1

Park Tool Steel Bottom Bracket Tool BBT-135-12 CheckoutSpec= Charger Damper (with turned indicator mark) Angular contact cartridge bearingConstructed from precision machined 4140 steel the BBT 135 12 is a heavy duty tool for the removal and installation of select bicycle components with an 12 notch tool fitting Features an extra deep body to accommodate extra wide spindles and low profile walls at the point of engagement for recessed lockrings Fits 12 notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 4850mm and a minor diameter (inside of notches)