The APAMPS38MM adapter converts a 38mm (1.5 inch) ball compatible mount, mount shaft, holder, cradle, or device into a 4-Hole AMPS pattern. (Mounts, mount shafts, holders, and devices sold separately.) Use APAMPS38MM with Arkon Mounts' 38mm double-ball compatible mount shafts, RAM Mounts Size C double socket arms, or other third-party 38mm ball compatible components.
