Unistrut Straight Coupler is made of steel with pre-galvanised finish. Suitable for use with medium cable tray, to meet a wide variety of applications but light enough to handle and install with ease. Suitable for commercial buildings, including office blocks, shopping centres and super markets, hospitals, data centres, correction facilities, infrastructure such as airports, road and rail tunnels, automotive industry, petrochemical, food and beverage and general industrial applications.