4 Pcs 2" Groove Wheel, H-Type Heavy Duty Rigid Caster with Bracket for Square Tube Track, Rolling Gate, Industrial Machines, Wire Rope Rail, Heavy Door, Total Loading Capacity 1500 Lbs

Skelang 4 Pcs 2" Groove Wheel, H-Type Heavy Duty Rigid Caster with Bracket for Square Tube Track, Rolling Gate, Industrial Machines, Wire Rope Rail, Heavy Door, Total Loading Capacity 375Lbs

Skelang 4 Pcs 2" U-Type Groove Wheel Heavy Duty Rigid Caster with Bracket for 3/4" Round Tube Track, Rolling Gate, Industrial Machines, Wire Rope Rail, Loading Capacity 660 Lbs

Skelang 2" V-Groove Wheel, Sliding Gate Casters, Heavy Duty Rigid Roller for Inverted V-Track, Rolling Gate, Industrial Machines Rail, Total Load Capacity 2500 Lbs, Pack of 4