【Universal Fit】Compatible with all 1-5/8" strut channels, ideal for hoists, punching bags, rolling doors, and cart hangers. 【Robust Design】 Features a 3-3/4 inch depth and 1-5/8 inch mounting with (1) 9/16 inch and (2) 7/16 inch holes for secure installation. 【Installation Ready】 Requires 4 3/8" x 2-1/2" bolts and 3/8" nuts. Includes 4x channel trolley supports for easy setup. 【Durable Construction】Made of solid steel, resistant to deformation and rust, with an electro-galvanized surface for long-lasting protection. 【High Load Capacity】Supports up to 1,200 lbs, ensuring stability and reliability for heavy-duty applications. 【Stainless Steel Quality】Crafted from high-quality stainless steel, offering exceptional corrosion resistance and a uniform, durable finish. 【Easy Installation】 Simple to install with the provided bolts and nuts, ensuring a firm and stable connection for safety and efficiency.