Electric Hoist Trolley 1100lbs, 0.5 Ton I-Beam Trolley, Adjustable 2.36-4.72" for PA200-PA500 Hoists, Curved & Straight Beam, Heavy Duty Steel Trolley

【Heavy Duty Construction】: Crafted from robust alloy steel; provides a 1100 lbs / 0.5 ton capacity for demanding lifting applications; suitable for factories, construction sites, and warehouses; features a durable lifting ring and dual axle wheels for long-lasting performance 【Adjustable Flange Width】: Accommodates I-beams and H-beams with adjustable width from 2.36 to 4.72 inches; includes 16 x 1.4mm washers and 12 x 14.8mm gaskets for customized fitting; ensures compatibility with a variety of steel beam sizes 【Universal Compatibility】: Specifically designed for use with PA200, PA250, PA300, PA400, and PA500 electric hoists; broad compatibility enhances versatility for various lifting tasks; streamlines operations by integrating seamlessly with existing equipment 【Smooth Rolling Design】: Features dual wheels for smooth and efficient movement on both straight and curved I-beams; precision steel wheels are wear-resistant for reliable operation; minimizes friction and ensures easy maneuverability even with heavy loads 【Enhanced Safety Features】: Incorporates a crown nut and wire pin for double-locking security; prevents accidental disengagement during operation; simple installation process with included hardware; allows for quick and secure setup on different steel beam types