Spring loaded gate caster is a good solution when your gate rolling on the uneven, which allow gates to open and close freely by spring-loaded system adjusting height on uneven ground, and avoiding the sag of the gate. as a shock absorber make wheel rolling smoothly to save energy when you push gate Specifications: Wheel Diameter: 2” Mounting Height:10” Retractable Height: 2-1/2” Material: Steel Package Includes: 1× Spring Loaded Gate Caster 4×Bolts

• Designed to allow gates to open and close freely by spring-loaded system adjusting height on uneven ground, avoiding the sagging gate. As a shock absorber made wheel rolling smoothly to save energy when you push gate (not fit to lawn)
• Installation and Purchasing Guide: The package includes M8×20mm bolts, suitable for wooden gate panels with a thickness not exceeding 0.4". If your wooden gate panel thickness exceeds 0.4", you will need to purchase 5/16" bolts from a hardware store. The bolt length depends on the gate panel thickness

Specifications

Common questions