Single Buffer + Spring Adsorption：Compared with dual buffer systems, the single buffer + spring adsorption combination offers quicker rebound response (no lag from dual-layer buffering) and softer closing/opening feedback (spring adsorption reduces impact force) Heavy-Duty Rollers for Smooth & Silent Sliding Precision ball-bearing rollers ensure your sliding door glides quietly and smoothly every time. Made with durable steel and nylon wheels, they support stable movement for years without friction or wobble Hidden Pocket Door Track – Clean and Modern Look The hidden sliding door hardware keeps all mechanisms concealed inside the upper track, creating a sleek, minimal appearance perfect for modern interiors. Great for homeowners or contractors upgrading their space aesthetics Easy DIY Installation – All Hardware Included Everything you need comes in one box: tracks, rollers, stoppers, screws, wrench, and guide. No need for professional tools — follow the simple steps to finish your sliding door track kit installation in under an hour Over 4ft: Due to transportation restrictions, tracks longer than 4ft will be shipped in sections and can be spliced ​​after arrival without any impact Due to transportation restrictions, tracks longer than 4ft will be shipped in sections and can be spliced ​​after arrival without any impact. Transform your living space with our Sliding Pocket Door Track Kit, designed to enhance both the functionality and aesthetic of any room. This premium pocket door sliding door track kit features a sleek aluminum box rail that not only looks great but also delivers exceptional performance,rieles para puertas corredizas;riel para puertas corredizas;sliding door parts;johnson hardware pocket door;