Scaffolding-Girder Coupler Drop Forged Fixed Girder Coupler is a fixed scaffold beam clamp designed to secure scaffold tube to a H beam, I beam or C beam, always used in pairs, also used with suspended scaffolds. Item: Scaffolding-Girder Coupler - £3.20 ex. VAT Quantity: £3.20 ex. VAT Add to Basket Trade prices available on request subject to volume, call 03300 573537