6 Wheel Trolley Assembly M5 Thread Rollers Four Bearing Trolley Assembly for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel… (2)

✔【Trolleys Size】Design Load in 450 pounds.For use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel.With 3pcs M5*12 screws 3pcs M5*15 screws .Can used upside down. ✔【Heavy-Duty Build】Six 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! ✔【Stable operation】Trolley roller standard deep groove ball bearing installation, smooth and noiseless during use; bearings and pins are firmly welded, work stably, and can be used for a long time. ✔【Versatility】You can use it to install ceiling trolley systems or electric lifts, or use it in your DIY projects, Can use upside down. ✔【Quality Service】If you have any issues with the trolley assembly 6 wheel then just let us know and we will solve it for you within 24 hours to ensure you are completely satisfied.