Bessey Door frame assembly device TMS Key Features: Gently and precisely braces and supports door casing during foam filling of wall joint Telescopic round aluminium tube with adjusting screw for precision work With clamping elements on the clamping faces in order to secure struts in frames and to hold them at precise distances On carded hang pack Specification: Weight (kg): 0.68 Opening min/max (mm): 560-1010