Valley Craft's Spark-Resistant Aluminum Cylinder Trucks are the answer to safe and efficient handling of pressurized tanks. Choose the heavy-duty single cylinder truck frame for cylinders 9” in diameter, or the multi-tank cylinder truck frame that fits over the regular box frame for use with most standard size cylinders. Balanced frames roll easily on 12” x 3½”, fully-pneumatic tires and feature hand brakes for added safety. Multitank frame is available with and without brakes. 1” steel axle is enclosed in protective housing with sealed bearings. Trucks are constructed of 1-5/16” O.D. aluminum tubing with notched joints and solid welds. 600-lb. capacity. Product Details