Sit-Stand Laptop Wall Mount Arm for laptops 7 - 25 lbs and at least 1/2 thick For Laptops weighing 7 to 25 lbs and at least 1/2" thick Product consists of two parts and may arrive in separate shipments For Laptops up to 17" in screen size Provides 20" of height range and 33" of horizontal reach laptop holder has 4 adjustable clasps, which holds the laptop in place