Heavy Duty 3 Inch Gate Guide Roller 2Pcs Ball Bearing Sliding Gate Side Roller Hard Nylon Rolling Gate Track Wheel MATERIAL: Roller is made of high quality matrial, with post welded bracket, strong and , greasing or maintenance can be saved<br> SMOOTH MOVEMENT: Prevents the gate from tipping over from tracks and helps guide the sliding gate move stably and smoothly<br> EASY TO INSTALL: C-bracket is substantial and easily welds it to a support frame, the bolt beside the roller allows you to replace the roller when it's worn out<br> GREAT FOR: heavy duty sliding entry gates<br> colour:White<br> Material:Nylon + stainless steel<br> size: 60x40x50mm<br> Package Contents:<br> 2 x Slide Gate Guide Rollers<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.