Unistrut Channels Unistrut Channels are always used for support many weighted items.We produce Unistrut Channels with many size.Usually,specification of unistrut channel is 41x41mm,also can be 41x21mm,41x52mm,41x62mm,41x72mm etc.thickness is 1.5mm,2mm,2.5mm and 3mm. Level arm lenegth is 400mm,450mm,500mm,550mm,600mm,and 650mm,etc. And the erected arm length is 14mm,16mm,19mm,21mm,25mm and 30mm,etc.Hole distance on level arm is 50mm,and width of hole is 14mm. Hole dimension on erect arm is 15mm. Customizes size and length are permitted.  Surface treatment on Unistrut Channel is painting powder or hot dipped galvanized. Unistrut Spring Nut , M10 Bolt ,And Wall screws will be included if you need. Unistrut Channels Automatic welding robot for Unistrut Channels Unistrut Channels Unistrut Channels Unistrut Channels Unistrut Channels Unistrut Channels Unistrut Channels with hot dipped galvanized Unistrut Spring Nut Wall screws for Unistrut channels.