Amerex 864 universal (heavy duty) extinguisher brackets can securely hold extinguishers from 17 to 30 LBS. Commonly used in Fire engines & Ambulance. Also works great for 4x4 vehicles to secure 30 LBS CO2 (tire inflation) tanks or mounting a MIG welding tank. Many other aplications. The 864 Bracket is a very stout bracket.
Sparco Fire Extinguisher Mount for 1-1/2" harness bars, roll bars and/or roll cages. Will work great on the Sharkbars. The Base custom Fit to 1-2.5LBS Amerex Extinguishers. Soon to be available for 1-5/8" and 1-3/4" tubing.