Feature：
　 •360-degree swivel for Arm holder, 2 section for up &down and left&right adjustment
　 •All made of aluminum alloy + plastic forming material
　 •Arm rest move anywhere easily
　 •Easy to install (DIY)
　 •Adjustable height to fit most tables
　 •Loading weight: 12kgs
　 •Weight: 1.12kgs
　 •Width range: 14~59cm, Height range: up &down 12cm each