MATERIAL: Made of PP, the wheel is wear resistant and can roll smoothly on asphalt, concrete, gravel and grass
SIZE: Wheel diameter is 4 inches, mounting hole size is 0.47 x 0.31 inches, distance between mouting bracket and metal stem is 3.46 inches
LOAD CAPACITY: Each gate caster loads up to 500lbs; built-in spring allows wheel roll freely on uneven ground and its retractable range is 0-2.36 inches; thickened metal stem provides strong support and long-time use
INSTALLATION: Adjust the gate caster height, then mark and drill holes on the gate, fix the gate caster with washers and bolts; after installation, adjust the height again to make sure the gate caster can roll on the ground
GREAT FOR: Supporting heavy metal and wooden gate, keeping the gate from sagging and making the gate open or close with ease