Amazon.com: BEAMNOVA 1 Ton 2204 LBS Electric Trolley for Power Hoist, Fit 2.68-4.33 in I-Beam, for PA600 PA700 PA800 PA900 PA1000 Hoists Push Geared Overhead Heavy Duty Wheels Wide Flange : Industrial
Amazon.com: POWLAB Electric Hoist Manual Trolley 1Ton Heavy Duty 2205LBS Capacity for PA600 to PA1000 Hoist Push Geared Overhead Dual Wheels I Beam Trolley, 2.68in - 4.33in Adjustable Flange for Lifting :
Steinberg Systems SBS-RT-1000N1 Beam Trolley 1,000 Kg 65-110 mm With Chain Manual Trolley Crane Trolley (Carbon Steel, Cast Iron Wheels, Safety Factor 1.25) : Amazon.co.uk: Business, Industry & Science
Amazon.co.jp: Heavy Duty Manual Plain Push Roller Trolley 2200/4400 LBS Capacity, Adjustable Width Single Axis Dual Wheel Garage Hoist for Straight Curved I-Beam (Size: 1Ton,Color:A) : Industrial & Scientific