NOTE: Door and Install Tools are not included in package. 4-20FT Bypass Double Sliding Barn Door Hardware Kit Closet Roller Single Track. Carbon steel roller, premium nylon roller wheel, Gcr15 roller bearing, high strength industrial grade sliding track, can easily support 330bls load-bearing. Adjustable roller bolts, fit door thickness 1.18″-1.96″. Spring door stops, reduce noise. Tenon design for rail connection, connect seamlessly and m. Complete barn door hardware kit, step by step instruction installation with detailed graphic description, enjoy a funny DIY installation process. This rustic hardware fits wooden & concrete wall, great for saving space and room decor, widely used for kitchen, laundry room, bedroom, bathrrom, office, study room, dressing room, closet, cabinet etc. How to Choose Track Size. Track length = doorway width+15.75 /40cm. Door Width= Half of doorway width +5.12 /13cm. Track & Roller Accessories. Single Spliced Track. Roller Bolt: x8. Door Stopper: x4. T-shape Floor Guide: x2. Install Manual: x1.