Davit Crane
4 in, Boom Length Adjustability Fixed, Number of Boom Length Positions 1, Minimum Adjustable Boom Length Not Applicable, Maximum Adjustable Boom Length Not Applicable, Boom Weight 20 lb, Color Silver, Compatible Base Grainger Part Number 54YM54, 54YM55, 54YM56, Compatible Base Manufacturer Part Number OZPED3, OZSOC3, OZWALL3, Control Type Drill Driver, Manual Handle.9 in, Maximum Lifting Height 74.Davit Crane, Maximum Lifting Capacity 500 lb, Minimum Lifting Height 46.