Duratruss PRO Clamp with Spigot 500 kg; Material: aluminum EN-AW 6082 T6 (AlMgSi1); Suitable for trusses with a diameter of 48-51 mm; 28 mm TV spigot; max.load: 500 kg; Dimensions: 76.6 x 50 mm (without TV spigot); Weight: 0.680 kg