What is this?The double-bearing cart assembly is made of hot-rolled carbon steel for impact resistance, galvanized for improved rust resistance, stable and noiseless operation, and firmly welded for superior strength and quality.What will I get?The Trolley Assembly coupling, our provides here, is in size 89x71x6mm/3.5x2.8x0.2inch (LxWxT); Pulley Size: 30x35mm/1.2x1.4inch (ODxW); Steel Plate Hole Diameter: 14mm/9/16”Are there any advantages of the product?The Two Bearing Trolley Assembly fits strut channels 1-5/8 inches wide and 1-5/8 inches or taller. It can install ceiling cart systems, power lifts, and DIY projects.How to use it?Steps of installation: The strut cart can withstand loads of 150 lbs. at 600 rpm, 220 lbs. at 300 rpm, and 280 lbs. at 100 rpm. It has a breaking strength of 2200 lbs. and can withstand some heavy loads.
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