HOSE BLOCK OFF PINCH CLAMPS set of 3 1/8-1-1/2

Proflow hose block off pinch clamps are perfect for stopping hoses from leaking fluid while disconnected during repairs. Will not damage rubber hose, perfect for instance when removing a brake caliper and you don't want the master cylinder to drain out completely from a hose hanging while you service the caliper. Note: Not for use with steel braided hose of any description.