ALUMINUM GANTRY CRANE TOTAL LOCKING CASTER SET PROVIDES A NUMBER OF BENEFITS TO AN ALREADY WORTHWHILE GANTRY CRANE. THE DURABLE CONSTRUCTION GENERATES A SMOOTH ROLL WITH LIMITED JOSTLING. SIMPLE TO INSTALL WITH PRE DRILLED MOUNTING HOLES. FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" TOTAL LOCKING CASTER SET FOR HOLDING A GANTRY CRANE IN PLACE WORKS WITH STEEL GANTRY CRANE FOR MAXIMUM CAPACITY GLASS-FILLED NYLON IN ORDER TO HOLD GREATER LOADS SET INCLUDES FOUR (4) SWIVEL CASTERS FOR EVEN MANEUVERABILITY COMPATIBLE PRODUCTS AHS-2-10-12 AHS-2-10-14 AHS-2-10-16 AHS-2-15-7 AHS-2-15-9 AHS-2-15-10 AHS-2-15-12 AHS-2-15-14 AHS-2-15-16 AHS-2-20-12 AHS-2-20-14 AHS-2-20-16 AHS-4-10-12 AHS-4-10-14 AHS-4-10-16 AHS-4-15-7 AHS-4-15-9 AHS-4-15-10 AHS-4-15-12 AHS-4-15-14 AHS-4-15-16 AHS-4-20-12 AHS-4-20-14 AHS-4-20-16