Stagg MUS-ARM 2 Large Music Stand with Attachable Holder Arm Large perforated music stand plate with attachable holder arm Dimensions: 47.8 x 34.5 cm (18.8 x 13.6")- Fixing: Clamp with locking screw to fix on a stand- Clamp diameter: 14 to 35 mm (0.5 to 1.75")- Weight: 1.9 kg (4.2 lb)- Colour: Black