This medium duty Clarkes Contractor adjustable steel trestle offers builders tradesmen & home renovators alike a sturdy & cost effective means of obtaining a height adjustable work support. A tough welded steel framework with a durable powder coated fi- Medium duty model - 38mm dia. section steel frame (2.0mm thick)- Max load per trestle: 250- Multi position height adjustment with spring bolt safety lock- Height range 995 to 1410mm- Support width 1100mmPTDCLA6600011