2PCS 4 Wheel T Trolley Assembly for PA400-PA1000 Electric Hoist Installation Roller Assembly,Fit 1-5/8 inch Wide and 1-5/8 inch or Higher Strut Channels, 1256kg / 2769 lbs Load Capacity
Specifications: 9/16"" (14mm) diameter steel plate hole; 2/5"" (10mm) thick,Great for for Electric Hoist Installation,Each 4 wheel trolley assembly offers 750 lbs weight support and is suitable for use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel
Heavy Duty Build: Our roller trolley assembly is made using highs strength solid steel that's impact resistant and zinc galvanized to offer protection against rust and corrosion. It features a solid bearing steel pin shaft in the strut channel as well
Bidirectional Movement: Can be used with Strut Channel, set 2 movement directions, so that the hoist can work in multiple positions
Secure And Stable Performance: Four-bearing trolley assembly bearings and pins are precision welded to provide higher stability for safe use; stainless steel deep groove ball bearings ensure that you will not produce any noise during use
For Long Term Use: Each pack comes with 2 beam trolleys that offer just the right balance of quality, durability, and performance. They offer low noise operation as well as being galvanized to provide smooth opening/closing even in the long term