Our NEWHOUSE ELECTRIC Light-Duty 4-Wheel Trolley Assembly lets you move equipment with reliability and ease. You get greater efficiency, better economy, and easier installation. These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems, and more. Get strong support while using low-friction bearing surfaces so you can finish tasks more efficiently. Our galvanized steel channel trolley follows industry-standard manufacturing processes to produce strut accessories that won't easily warp or break. It's zinc-electroplated to resist corrosion so you can install it in humid or wet weather conditions. You get a reliable mobility system that can withstand the elements for years. This particular model also uses maintenance-free steel roller wheels. Save time and maintenance effort on your ceiling track rollers. They use corrosion-free steel wheel bearings that require no lubrication to keep them going. Each roller trolley has a weight-bearing load of up to 200 lbs., designed for light loads but far higher tolerance than comparable nylon rollers. Get more done on the job as you mobilize your preferred equipment.