Introducing the Qinkai Roller Trolley Wheel Trolley, designed for seamless compatibility with 1-5/8" wide and all 1-5/8" strut channels. As a trusted factory, we ensure top-notch quality and performance in our products. This trolley features a sturdy construction and smooth-rolling wheels, making it ideal for effortless movement and transportation. Upgrade your industrial or commercial setup with this versatile and reliable trolley. Trust in our factory's commitment to quality and experience the difference today!