The adicam Double Rail Monitor Mount System for the STANDARD/STANDARD+ carts is a secure mounting solution for up to four monitors. Two monitors can be positioned side by side and two more right above the first two. Included are two 2-section pipes, two rails, two crossbar clamps, two short crossbar clamps, four rail baby pins, four rail brackets, and two rail plastic reductions. An optional adicam VESA Mount for 5/8' Baby Pin will also be required for each monitor. It offers 75 x 75 and 100 x 100 VESA mounts.