8-in-1 option and easy to install – This product offers 8 different mounting methods for simple installation. Attach two screws to the bottom bar, then secure the roller guides in place. Durable and high quality – The sliding door track is constructed from high-quality carbon steel with a black coating that resists wear and corrosion, ensuring a longer service life. Smooth operation – The roller system allows the door to glide effortlessly, enabling easy opening and closing. The flat bottom floor guide helps prevent damage to both the door and flooring. Adjustable sliding door floor guide track – This guide assembly is designed for use with various sliding doors. The 8-in-1 adjustable floor guide is suitable for wall mounting and works effectively with barn doors. It is a multifunctional, black, bottom floor guide compatible with sliding doors of varying thicknesses. Features: Easy to install – Setup takes approximately 5–10 minutes, providing durable and well-crafted hardware. Quiet and smooth movement – Doors slide back and forth without noise. Channel design – The bottom channel helps protect walls and extends the life of existing barn door hardware by minimizing door collisions. Adjustable fit – Compatible with door thicknesses ranging from 30 mm to 84 mm. Installation instructions: 1. Measure the door thickness. 2. Adjust the roller in the floor guide to ensure proper clearance. Insert the film and tighten the screw located at the bottom of the guide. 3. Secure the unit to the wall using screws. Specifications: Material: Carbon steel Dimensions: 11.1 x 6.2 x 4.9 cm Mounting options: 8-in-1 configuration Door thickness compatibility: 30–84 mm Color: Black Package includes: 1 x Floor guide 2 x Screws 1 x Hex wrench 2 x Ribbed plastic pegs 2 x Threaded rods