Atdec SD-AT-DK-S Acrobat Articulated Arm, Silver Arm swings 180 around mounting post Maximum Load: 6.6lbs - 19.8 lbs (3kg to 9kg) Suits 75mm x 75mm and 100mm x 100mm mounting hole patterns Cable Clips and Cable Wrap (included in package) Up to 460mm (18) height adjustment