RAM Medium Length Socket Arm for D Size 2.25" Balls (RAM-D-201U)
RAM 75 X 75mm Vesa Plate with D Size Ball (RAM-D-2461U)
RAM 4.75" Square Vesa Plate with D Size Ball (RAM-D-246U)
RAM 3.68" Dia Round Plate with 2.25" Ball (RAM-D-202U)
RAM D Size 2.25" Diameter Ball Mount with 11" X 3" Rectangle & 3.68" Round Plate (RAM-D-111U-C)