Using Simple: Wheel Trolley For use with 1-5/8 in Wide and All 1-5/8 in or Taller Strut Channel, M10 (3/8inch) Bolt in the middle, 80 mm (3.15inch) in length,Design Load in 770 pound
High strength:The pin shaft in the strut channel trolley bearing is made of solid alloy steel, which ensures the high strength of the Wheel trolley.Intermediate support of solid steel, high strength, impact resistance.Galvanized Zinc, rust protection
Operate Steadily: Wheel Trolley 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
Can used upside down: 3 nuts are prepared in the accessory,so that you can use the dollies upside down
Apply: For use with 1-5/8 in Wide and All 1-5/8 in or Taller Strut Channel