Heavy Duty Construction : Made Of High-Quality Carbon Steel For Unmatched Strength And Durability, Perfect For Heavy-Duty Applications. 4-Hole Fixation : Ensures Enhanced Load-Bearing Capacity, Making It Ideal For Large Barn Doors Or Furniture Requiring Additional Support. Fine Workmanship : Ideal For Splicing Barn Door Tracks Exceeding 3 Meters In Length, Ensuring Smooth Operation Over Longer Distances. Matte Black Finish : Provides A Sleek, Modern Look That Complements Any Barn Door Or Interior Design Scheme. Easy Installation : Comes Complete With Necessary Mounting Screws And A Wrench, Facilitating Quick And Simple Installation. For Those Who Demand The Best, Our Heavy Duty Sliding Barn Door Connector Offers Unparalleled Quality And Functionality. Crafted From Top-Grade Carbon Steel, This Connector Is Designed To Last. Its Unique 4-Hole Fixation System Ensures Exceptional Load-Bearing Capacity, Ideal For Larger Projects Where Reliability Is Key. The Precision Workmanship Makes It Perfect For Splicing Tracks Over 3 Meters Long, Promising Smooth Operation Every Time.