"Box frame" construction places support at the points of greatest stress Joints are form-fitted and fixed with solid welds Standard frame is built of rugged 14-gauge 1.125" O.D. steel tubing 1" steel axle is encased in a protective housing for longer life and proper operation Demountable solid rubber tires are standard on all pallet trucks. See below for further tire options Steel double-fork shoe is hinged for optimal positioning during loading and "breaking over" operations Fork shoe is available in two standard lengths, locks into position automatically, and is easily released by a foot lever Key parts such as shoes, axles, wheels and tires are replaceable for service and longer equipment life