Product News Network - Beam Tractor Drive motorizes bridge crane or trolley hoist

Published on: Fri, 15 Feb 2008 08:00:00 GMT

February 15, 2008 -- Beam Boss Beam Tractor Drive can run on I-beam or wide flange beam with lower flange from 31/4-81/2 in. with 1 in. thickness maximum. It can navigate... More »