| Specification - Material: Steel - Iron Casting Clamp Fits Tube 35mm( 1-1/2“) -65mm(2-1/2“) - Columns: Dia. 20mm, 25mm - With Safety Cable and Stud - Stand Top: 16mm (5/8“) Baby Pin W/ 1/4“-20 Female Threaded KLHB-0103 KLHB-0204 KLHB-0306 Minimum Working Length 53.3cm (1.5feet) 68.8cm (2 feet) 91.4cm (3 feet) Maximum Working Length 94.1cm (3 feet) 121.9cm (4 feet) 182.8cm (6 feet) Weight 2.5kg (5.5lbs) 2.8kg (6.16lbs) 3.2kg (7.04lbs) Loading Weight 15kg (33lbs)