STANDOUT FEATURES ✓ 1200 LB. CAPACITY. ✓ PNEUMATIC CASTERS TRANSPORT MATERIALS SMOOTHLY OVER ANY SURFACE. ✓ HARDWARE INCLUDED FOR EASY AND QUICK INSTALLATION. ADD THIS BIGGER SET OF WHEELS TO YOUR GLOBAL INDUSTRIAL 12 16 OR 20 BUSHEL PLASTIC BULK BOX TRUCK AND TRANSPORT SUPPLIES AND MATERIALS SIMPLY AND EFFICIENTLY. THE 8"" PNEUMATIC CASTER KIT CONTAINS 2 SWIVEL AND 2 RIGID CASTERS EACH DESIGNED TO DEFEND WELL AGAINST IMPACTS AS WELL AS BE TO OILS GREASE WATER SOLVENTS AND MANY OTHER CHEMICALS. THE REPLACEMENT SET INCLUDES 2 SWIVEL AND 2 RIGID CASTERS. MADE FOR MODELS 800314 800315 AND 800316 AND THEIR RED GRAY YELLOW AND WHITE COLORED VARIANTS.