Advantage:Our nylon guide wheels are made of nylon materials, which are high-density, tough, and not easy to deform.Slide gate guide roller with L post bracket works on most slide gate types and fences. Fix the brackets on the wall. Then fix the position of the bolts and tight the bolts.Sturdy and durable with high resistance to flexing ensures strong support for your automatic sliding gate or manual sliding gate.The slide gate rollers are suitable for a variety of scene such as indoor room doors, garages, sheds, or outdoor barn doors, gate, etc.SpecificationMaterial: Steel/NylonColor: White L-shape bracket: 18 cm x 5 cm x 10.5 cm/7.1 inch x 2 inch x 4.2 inch(L*W*H). The two nylon rollers 4cm x 15cm/1.57 inch x 5.9 inch (D*H)Package includes 1 x L-shape bracket, 2 x nylon rollers, bolts and nuts. .