Surface Finishing: Finished Opening Method: Side Opening Open Style: Sliding Type: Sliding Doors Sliding Door Type: Partition Doors Door Material: Composite Frame Material: Polymer Main Material: Polymer Position: Interior Door Type: Polymer Charge Unit: Set Material: Carbon steel Mounted: Wall 1.Bottom floor roller guide for sliding barn door.Door thinckness can be 20-80mm.Include screws. 2.Adjustable Floor Guide Roller Wall Mount Bottom Stay Sliding Barn Door Hardware 3.Wall Mount Bottom Stay,Made of carbon steel frame and POM roller, solid and durable 4.Black matte finish, modern and stylish 5.POM plastic roller rolls quietly and smoothly 6.Adjustable and wall mounted, fits for door thickness from 1.18inch to 2.75inch (3-7cm) 7.Countersunk holes allow wall screws to sit flush and prevent from scratching your door 8.No grooves needed on the door bottomEasy and quick installation, comes with installation screws 9.Great for sliding barn door use - Material: POM + Carbon Steel Package Includes:1 Set Floor Roller Guide1 Set Screws Note:Floor Roller Guide Sets Can combine any of the 8 types,as the picture show.You can combine any combination according to your needs. Features and Benefits: 1.FULLY ADJUSTABLE. The adjustable roller guarantees a smooth and secure slide. 2.COMPATIBILITY: Can be used with doors that are up to 3" Thick. Works with all brands of barn door hardware. 3.EASY INSTALLATION: Attach 2 screws into Floor baseboard, Adjust and tighten guide into place. 4.ULTRA SMOOTH ROLL: Bearings built in to provide that ultra smooth roll with an effortless roll with each and every slide. 5.CARBON STEEL FRAME: 100% carbon Steel roller has a powder coated black finish with screws to match for maximum durability. Notice: 1. Please allow 1-3mm error due to manual measurement.Pls make sure you do not mind before you bid. 2. The color may have different as the difference display,pls understand.