The RAM-101-B-TD1 TDS Recon PDA, flat surface drill down mount, consists of the 1.5 inch diameter ball and socket system with composite cradle and short arm. The back of the cradle is connected to a round base with ball. The ball gives the cradle the ability to connect to the RAM arm. This mount creates a ball and socket joint allowing you to move the cradle into many various viewing locations. All cables can stay connected to the TDS Ranger while in the RAM cradle.