RAM 1.5" Balls Medium Length Socket Arm (RAM-201U)
RAM 2.5" Round Plate with AMPs Hole & C Size 1.5" Ball (RAM-202U)
RAM Universal C Size 1.5" Ball Mount (RAM-101U)
RAM Short Socket Arm for 1.5" Balls (RAM-201U-B)
RAM 2.43" x 1.31" Diamond Base with 1.5" Ball (RAM-238U)