RAM Mounts Universal Mount with Round Plate C-Size & VESA Plate 8.25X5.25

B49~ RAM B Size Medium Arm Double Ball Mount with Two Round Plates RAM-B-101U

RAM Mount Bracket, 1.5 inch Ball Mount with Two 2.5" AMPS Round Bases, RAM-101U

RAM-B-103U RAM Mounts B-Size Medium Double Socket Arm with 2.5-Inch Round Plate

RAM Drill-Down Double Ball Mount for Humminbird Helix 5

RAM Mounts Round Plate with Ball RAM-202U with C Size 1.5" Ball

RAP-202U RAM Mounts Composite Round Plate with C-Size 1.5-Inch Ball

NEW RAM Mounts Universal Double Ball Mount with Two Round Plates