Desktop series includes three types of VESA-compliant Dental LCD monitor arms: grommet-mounted, basemounted and clamp-mounted.AFC Desktop mount use for adjustable Dental monitor/LCD arms and they can situate any table and cart.Combining style with functionality, the Z-series with articulating monitor arms allows you to position your monitor at any viewing level, angle, and depth from the viewer, providing maximum flexibility. You adjust monitor height as well as from left to right. Desktop mounts come with different verities of one arm to three arms.