2Pcs 4 Wheel Trolley Assembly,for 1-5/8In Wide and All 1-5/8In or Tallers Strut Channel,Load 900 Pounds,Bearing Assembly

2 way moving installation: it can be used in conjunction with the Strut Channel to set up 2 directions of movement so that the Hoist can work in multiple positions.

Applicable to all channel with 1-5/8Inch width and 1-5/8Inch thickness or thicker, compatible with for unistrut P1000, P1001, P5000, P5001, P5500, P5501.

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

Industrial doors with hanging wheels, pulleys, bearings, high-quality bearing, More wear-resistant

Colour:Silver

Material:iron

Package Contents:

2 * Trolley Assembly Rollers

Only the above package content, other products are not included.