Premium QualityThis Adjustable Sliding Door Guide Is Made Of High Quality Steel,Sturdy And Durable,Matte Black Design For A Stylish Appearance,Adjustable Design For A Wide Range Of Sliding Doors.Easy To Install.Easy To Install. InstallThis Sliding Door Guide Attaches To The Wall With Screws And Does Not Require A Slot For The Door, Complete With 3 Screws And 3 Expansion Tubes. Adjust The Bearings, Pull Them Into Place And Fix Them, And You Are Ready To Use.Fits Most Door Thicknesses.Good DesignEasy To Maneuver Ball Bearings Allow The Door To Be Slid And Then Opened Smoothly, No Damage The Door And Floor Slide Smoothly And Quietly. Flat Floor Surface And Rounded Corners Protect Your Toes Well From Being Cut.Widely UsedThe Floor Roller Guide Rail Can Be Used In Bedrooms Bedrooms, Wardrobes, Bathrooms, Living Rooms, Kitchens, Halls S, Garages, Etc. All Types Of Sliding Doors Can Be Used.Delivery1 X Guide; 3 X Screws; 3 X Expansion Tube. Door Thickness 2.5-5.If You Have Any Questions About The Product, Please Contact Us First.