Standard "D" Sized Length Arm (2.25" Socket) and Two 4.75 Inch Square VESA 75/100mm Compatible Plates
Price: $150.99
Vertical Ratcheting Swing Arm System with 2.25 Inch Diameter Ball
Price: $377.99
Vertical Swing Arm Mount with 75/100mm VESA Plate
Price: $310.99
Vertical Swing Arm Mount without Base
Price: $276.99