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

MATERIAL: Made of high quality standard 45 # steel with galvanized, The thickness of bracket is 11 gauge (3mm). These v-groove wheels are precisely machined, solid construct, consistent quality, and very smooth rolling, corrosion resistant SIZE: Wheel diameter; 2 inches /49mm.Wheel width; 1.14 inch /29mm. Groove depth; 0.4 inches /10mm. Overall height is 2.5 inches /63mm from the top of wheel to the bottom of plate. Mount hole diameter:1/4 inch, (Need 1/4" mounting bolts or weld) STRONG LOAD CAPACITY: Each heavy duty caster allow load 650 lbs capacity, All four casters easy to carry up to 2500 lbs SMOOTH ROLLING: Each wheel built in double 6000RS chrome steel seal ball bearings for higher resistance and durability. These v-groove wheels on an inverted v-track have much less rolling friction and have changed the roof rolling off from a hard job to an easy job APPLICATIONS: Fit to inverted 90 degree angle v-track, heavy duty rolling door, sliding gate, industrial machines rail, wire rope rail device, containers racks, sawmill, dog fence and more