The Leader arm is a lever-free arm which adjusts easily and gives excellent platform stability. The Height Range adjusts above and below the desktop to fit users of varying heights and sets the best platform angle whether you are sitting, standing, or reclining. The Leader arm fits any keyboard style - rectangular or curved keyboards - and even holds your documents in front of you while you type with it's built in Document Holder. You can attach and remove platforms in seconds without tools or hardware, and platform stores completely under a 22 inch to 24 inch worksurface.
The Leader 8 package includes a Diagonal single surface platform (27 inches wide) that allows for continuous same plane mousing, Leader arm (Standard), and 21 -3/4 inch teflon track.
It is compatible with 14 inches or greater diagonal corners.