Durable steel barrel and piston

The capacity for a bladder is 3L

It also has on-screen preloaded maps

the kit features a compact hand pump

it folds away when not in use

Park BT-2 Cable Stretching Fourth Hand Tool PDP|PLP|Brake Rotor Type Durable steel barrel and pistonFrees up your hand to tighten bolts and make adjustments. Also known as the '4th hand,' the Park BT 2 helps pull cables tight with easy one handed operation. This frees up your hand to make all the adjustments you need. Perfect for the home mechanic! Features: Utilises thumb lock for easy one handed use. Chrome plated heat treated steel for long term durability. Comfortable handles.