G-3987 Firewall Equipped Welding Truck with Steel Wheels Trucks for two cylinders up to 13 inch (Fuel) and 10.5 inch (Oxygen). Sharing features found on our standard hand trucks, Firewall G-3987 is a special setup to allow storage of fuel and oxygen cylinders in compliance with regulations using Marinite I? one hour rated fire barrier material encased in steel panels and frame. Dual cylinder capacity with 20 inch diameter welded hub steel main wheels with dual ball bearing each wheel and solid axle . Triple handle aids safety and maneuverability. First Safety hand trucks are exterior grade powder coated for durability. Heavy Duty Construction throughout. 7,10 and 11 gauge steel plate, 11 and 14 gauge round tube, fully welded. G-3987 options include tool and torch trays with open (G-953TT) or locking lids (G-953TL)and cylinder locking rings G-953LP(optional, not included). 24x35x60" 111 lbs. Ships truck freight.