Robust materials for long life Made of rubber material and sturdy steel, this gate helper wheel provides strong loadbearing performance and durability. Fits gates with thickness from 2 to 5 inches. Galvanized construction for outdoor durability Coated and galvanized for wear resistance and rust protection, delivering reliable outdoor performance. weight capacity for reliable support A 6 inch diameter wheel supports up to 500 pounds, helping prevent gate sag and reducing stress on hinges. Flexible mounting for common gate frames Adjustable steel Ubolts fit round fence tubes from 15/8 to 2 inches in diameter, accommodating a range of gate frame sizes. Use scenarios Sagging residential gates Install to lift and stabilize a gate that sags over time, reducing hinge wear and making opening and closing easier. Heavy or windy exterior gates Supports heavy gates and smooths operation in windy or exposed locations, minimizing gate bind and gate contact with the ground. DIY fence installations and renovations The adjustable mounting and compatible tube sizes make it suitable for various gate frames during builds or upgrades.