Davis Super Quick Fist is a one-piece rubber clamp that keeps fire extinguishers, oxygen cylinders, CO2 tanks, and other equipment firmly in place on your boat.

Fist clamps are made with UV resistant, heavy duty transportation grade rubber and can withstand extreme heat or cold. Each clamp supports approximately 50 lbs (23 kg) and holds objects from 2-1/2" to 7-1/2" in diameter (64 to 191 mm).