Provides alternate solution to Keyboard Trays.N/AN/ADouble socket arm has a socket at both ends that accommodates 1.5" ball bases (RAM C size).N/AN/A3 inch length.N/AN/AA single spring inside the arm opens the end sockets allowing you to pivot the ball and socket connection.N/AN/AConnects RAM Mount base for iKey Keyboards (RAM-246U) to RAM Ball Mount for iKey Keyboards (RAM-202U).N/AN/AUses RAM Mount P/N RAM-201U.