Respond to class A, B and C rated fires quickly and effectively with this 10-lb. Amerex Tri-Class Dry Chemical Fire Extinguisher. Listed/Approved by UL, ULC, and USCG. NOTE: The 2.5-lb. extinguisher includes a vehicle mount bracket. The 5- ,10- and 20-lb. extinguishers include a wall-mount bracket. AMEREX Tri-Class Dry Chemical Fire Extinguisher