2PCS 4 Wheel Trolley Assemlly T Type Alloy Steel Bearing Trolley Assembly for 1?5/8in Taller Strut

Feature: 1. Safe and Durable: The pin on the strut channel trolley bearing is made of alloy steel, which guarantees the high strength of the wheel. Medium solid steel, high strength, impact resistance. 2. Stable Work: Wheel mounted standard deep groove ball bearings, very soft, no noise when used. Position welded bearings to ensure stable operation. 3. Easy to Install: The center distance of the bottom hole of the strut trolley can meet the location requirements of the installation holes of different types of electric hoists. 4. Must be Installed Outside the Track: The tram will not be able to pass through the track if the fastening screws are installed inside the strut passage, so the bolts holding the strut passage must be installed outside the track. 5. Application and Maximum Carrying Capacity: Wheeled trolleys for all prop channels 1?5/8 in wide and 1?5/8 in or higher. 2200 pounds personal shopping cart design load. Specification: Item Type: Wheel Trolley Assembly Weight: 1581g/55.8oz Material: alloy steel Application: T type lifting wheel. Package List: 2 x Wheel Trolley Assembly