RHKING 4 Wheel Light Duty Trolley Assembly Roller Trolley Super Silent for use with 1-5-8" Wide and All 1-5-8" or Taller Strut Channel

Specification Product Name: 4 Wheel Light Duty Trolley Assembly Color: Silver Material: Zinc Plated Steel and Standard Deep Groove BallStrut Channel Trolley Wheels Super Strut Bearing Strut Channel Trolley Width: 1-5/16 inch (33mm) Bottom hole size: 7/32inch (5.5mm) Mounting bolt: M5 Roller Trolley Fit For: For use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Trolley Wheel Weight : 245 g Advantage Bearing welding positioning, to ensure the stability of the work. The pin shaft in the strut channel trolley bearing is made of solid stainless steel, which ensures the high strength of the Wheel trolley.Intermediate support of solid steel, high strength, impact resistance.Galvanized Zinc, rust protection Roller Trolley Standard deep groove ball bearing installation,is very smooth no noise to it when used. There are3 mounting holes on the underside of the Wheel Trolley, which are conveniently positioned to install screws without interference. Package included 1PCS x 4 Wheel Light Duty Trolley Assembly