Davis Super Quick Fist Clamp - Compatible w/Vantage Pro2 & Vantage Vue

Super quick fist clamp. Super quick fist is ideal for holding fire extinguishers, oxygen cylinders, co2 tanks, and other equipment. Mounts easily with three #10 (5 mm) bolts or screws (not included). Can be mounted with strap facing any direction. Specifications: holds objects from 2-1/2 to 7-1/2" in diameter (64 to 191mm). Each clamp supports approximately 50lbs (23 kg). Mounting base measures 7/8 x 6" (22 x 152 mm). Typical uses: mount a large fire extinguisher with super quick fist. Super quick fist neatly stores chart holders. Super quick fist affixes a d-size oxygen cylinder. Two super quick fists hold a 7" co2 tank. Manufacturer: davis instruments. Boat outfitting-accessories,boat outfitting-hardware.