Bessey VAS-23+2K Vario Angle Strap Clamp strap is drawn for both sides simultaneously which provides evenly distributed clamping pressure strap coiling mechanism keeps strap neatly contained 4 pivoting corner supports are included, clamping pressure is applied evenly pressure pads pivot from 60 to 180 degrees making clamping simple & secure 23' strap is made of woven polyester that is stretch resistant & resists glue This is an aftermarket of generic part