SUPERIOR QUALITY -- Brand New, anti-corrosion and years of beauty. FIT ALL DOOR -- Wall mount system & stylish appearance suitable all scene.Fit door thickness up to 3 Inch . COMPLETELY FLUSH TO GROUND & ANTI-SCRATCH DOOR -- Flush bottom design allows floor needn't to be grooved and keep beautiful.Countersunk holes and sleek roller prevent scrach door. WORK SMOOTHLY & QUIETLY -- All roller includes 2 bearings inside working smooth for maximum efficiency and quiet. TWO-IN-ONE ASSEMBLE SETUP OPTIONAL & HASSLE-FREE INSTALLATION -- Adjust the distance of two rollers and then tighten the screw.Or remove one of the the two roller,adjust the distance you need,it turn into another installation style.Tools and screws we are all ready . Color: silver material: metal Package Contents: 1 set * Barn Door Floor Guide Only the above package content, other products are not included. 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.