Grab bar is 24 inches by 24 inches

What material is the B-38032 made from

8 Bright Polished Stainless Steel

Spud Coupling 1-1/2"

22-gauge stainless steel and is corrosion resistant

Kidde Dry Chemical Fire Extinguisher with 2.5 lb. Capacity Crank Paper Towel Dispenser Grab bar is 24 inchesFire Extinguisher, Extinguisher Type Dry Chemical, Class ABC, UL Rating 1A: 10B: C, Capacity 2. 6 lb., Extinguish Agent Type Monoammonium Phosphate, Height 15", Diameter 3 1 4", Cylinder Material Aluminum, Operating Pressure 100 psi, Discharge Time 8 1 2 to 10 1 2 sec., Range Max. 15 ft., Bracket Included Wall, Handle Material Curved Steel, Valve Material Aluminum, Rechargeable Yes, Hose Included No, Standards OSHA Hazard Communication