This CCTV Girder Purlin Clamp is designed to fit our 38mm Drop Pole System, and allows for quick and easy installation onto either girders or purlins. The Clamp needs no drilling for girder fitting, or a 10mm drill bit for purlin fitting. With an an articulated 2 Hole pole adaptor attached, it allows for a perfect vertical drop, irrelevant of the angle of the girder of purlin it is being hung from. The CCTV Girder Clamp has been tested and certified to take a load bearing weight up to 150kg. The CCTV Girder Purlin Clamps are available in 38mm and 50mm diameters and a variety of bespoke colours to suit your needs – please contact us to discuss. This Girder Clamp Clamp-38W (White) or Clamp-38B (Black) is suitable for mounting on Girders with a Material Thickness of a Maximum of 20mm. If you need to mount on a larger Girder Clamp we have Clamp-38XL-W & Clamp38XL-B available which is suitable for Girders with a Material Thickness of 42mm