*KeyFeatures *Heavy-Duty Steel: Made from high-strength steel with a rust-resistant design, this sliding door system ensures long-lasting safety and reliability. Whether in extreme weather conditions or frequent daily use, you can enjoy a worry-free sliding experience. *Wear-Resistant Nylon Wheels: The high-density solid nylon wheels not only reduce track wear but also significantly extend the lifespan of your sliding door, minimizing maintenance frequency and costs. *Versatile Compatibility: The two nylon wheels are installation-flexible, easily fitting a wide range of popular tracks, door frames, and post systems on the market to meet your diverse needs. *Reinforced Bracket: Made from 0.2in thick carbon steel, the bracket offers exceptional load-bearing capacity. The surface is treated to be waterproof and rust-resistant, ensuring strong protection even in harsh environmental conditions. *Rust-Resistant Treatment: With powerful corrosion resistance, this sliding door systems lifespan is greatly extended. Even in outdoor environments frequently exposed to rain and wind, youll avoid the hassle of constant maintenance and part replacements. ******************************************************************************************************* *Specifications Item Model Number: 1702 Product Dimensions: 188x60x69 mm / 7.40x2.36x2.72 inch Net Weight: 2.05 kg / 4.52 lbs Materials: Wheel - Nylon; Bracket - Q235B Steel Wheel Diameter: 60 mm / 2.36 inch Bracket Dimensions (LxW): 165x38 mm / 6.50x1.50 inch Bracket Thickness: 5 mm Bracket Shape: C-shape ******************************************************************************************************* *Pakcage Content Steel Track Rollers (with Mounting Brackets) x2