This trolley is widely used in factories, mines, docks, warehouses, construction sites, etc. 【Heavy-duty Steel Material】: Manufactured by high-quality steel with a powder-coated surface, our I-beam trolley has the advantage of high strength, heat-proof, high tenacity, and corrosion-proof, prolonging its service life. 【Adjustable I-Beam Width】: Adjustable width: 3.5-8. Driveshaft center support bearing carrier upgrade for more reliability and race-ready performance - ideal for C7/C7.5 A6/S6/RS6/A7/S7/RS7. Avoid stock bushings VEVOR VEVOR Manual Trolley, 4400 lbs/2 Ton Load Capacity, Push Beam... Dual Wheels Beam Trolley And with the dual wheels, the trolley can work on straight and curved tracks to satisfy your different needs. It is designed for horizontally transporting loads by hand, enables the exact positioning or easy traversing of large loads with either manual or powered hoisting equipment. It also fit perfectly for electric hoist, making it a versatile and reliable addition to your lifting equipment arsenal. 【Easy use &Versatile Use Scenarios】 Comes with a detailed instructional manual, making it easy for users to install the product with confidence. Lifting Trolley Telyswee Manual Trolley 4400lbs/2 Ton Load Capacity Beam Trolley With Dual Wheels Adjustable Width Electric Hoist Trolley