RAM Mounts Large Marine Electronics Steel Reinforced Ball Adapter, E-Size (RAM-E-111BU-IN1)
RAM Mounts Large Electronics Ball Adapter for John Deere, E-Size (RAM-E-111B-JOH1U)
RAM Mounts 1/2" NPT Threaded Adapter with Two Double Ball Mounts, C-Size, Medium Arms (RAM-101U-CD1)

