Harrington RH-Advantage Wire Rope Trolley Hoists are solidly made for long lasting durability and dependability. Ultra-low headroom configuration provides the lowest headroom possible by positioning the trolley and hoist parallel with the beam. Dual speed capability and state-of-the-art design features make trolley hoists used for heavy-duty wire rope hoist applications.�23 or 33 foot�lift height,�8 and 16.1 horsepower�units are available with�10,000, 15,000 and 20,000 lb.�load capacities and�4.69 to 15.7 inch�and�5.31 to 15.75 inch�flange widths.