The Hornet Outdoors Rack Mount Fire Extinguisher Carrier comes equipped with two Hornet R 3004 brackets and two Hornet quick fist fire extinguisher grips that hold objects 2 3/4 in. to 3 1/4 in, which is the correct size to fit most recreational fire extinguishers. The extinguisher brackets fit most Hornet racks including R500, R800, RZ900, RZ915C, RZ 800, G 1000, AC 500, R 3014, Y700, Y-800, MSR 200, A 200, and CA-800. This carrier includes a pair of integrated fast clamps and quick fist. The optional Hornet fire extinguisher also available.