2 Wheel Trolley Assembly Rollers Two Bearing Trolley Assembly for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel…

Two Bearing Trolley Assembly Made with Hot-Rolled Carbon Steel of solid steel for impact resistance.

Galvanized to ensure rust resistance of wheeled trolleys.

Smooth and noiseless during use, bearings and pins are firmly welded, work stably, Resulting In Incredible Strength and Quality! For use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel.

Design load: 150 lbs at 600 rpm; 220 lbs at 300 rpm; 280 lbs at 100 rpm.

Break strength: 2200 lbs You can use it to install ceiling trolley systems or electric lifts, or use it in your DIY projects, Can use upside down.