Soft-Mate Radio Holder. Beckson's Soft-Mate Radio Holder holds handheld GPS units, radios, and cell phones. The safety-soft flexible PVC holder won't hurt the user or the equipment.. The full size HH-8 is the ideal size for the large hand held radios (CB and 2 meter), GPS units, and scanners.. Meaures 6" high, 3" wide, 2" deep.