6.6FT Sliding Barn Door Hardware Kit, 330 LBS Weight Capacity, Compatible with 36-40 Inches Width & 1-3/8 to 1-3/4 Inches Thickness Single Sliding Barn Door, Durable Track & J-shape Roller BlackProduct Features Durable and Sturdy Made from heavy duty carbon steel, this barn door hardware kit can hold up to 330lbs 150kg, avoiding bending or warping. The black powder coated finish is damp proof and won't rust or chip. Smooth and Quiet Equipped with high density thermoplastic wheels and excellent bearings, the sliding barn door operates smoothly and quietly, ensuring no disruption to your peace. Easy to Install Complete with all necessary