BiJun 4 Wheel Trolley Assembly Rollers - 650lbs Heavy-Duty Roller with M10 Bolt & Lifting Eye Nut - Fits 1-5/8" Wide/Taller Strut Channels

Unique design:Unistrut trolley the bolt is hidden in the fastening groove,don't worry about stuck bolt heads,the four-wheel trolley will not be blocked in the channel

Strut channel trolley size: M10 Bolt in the middle, 97mm (3.8inch) in length,for1-5/8 inches wide and all 1-5/8 inches or taller strut channels, which can help you to achieve work easily, and bring you lots of convenience for your life. Trolley design load 320 lbs at 600 rpm;450 lbs at 300 rpm;650 lbs at 100 rpm.Break strength: 5511 lbs

Heavy-Duty Build:4 wheel trolley assembly rollers made with hot-rolled carbon steel of solid steel for impact resistance.Galvanized to ensure rust resistance of strut trolley.There is an M10 bolt in the middle, with a length of 97 millimeters (3.81 inches), and it is also equipped with a lifting ring nut for easy hanging of objects

Operate Steadily: Beam trolleys standard deep groove ball bearing installation,is very smooth no noise to it when used.Bearing welding positioning,to ensure the stability of the work

Wide application:This roller is very suitable for garage lift systems, ceiling trolley systems, and suspended DIY projects. It is an essential tool for factories, garages, warehouses and other places