This product is either discontinued or we cannot get that from suppliers.
ERGOTRON 98-088 SV HD Monitor Kit with Pivot, For up to 27" Screen, Capacity up to 24 lbs, Vesa MIS-D, Easily Lifts, Tilts, Pans, and Rotates, for use with SV42 and SV44 powered carts, WHITE
Upgrade a StyleView cart to add independent height adjustment for a heavy monitor or all-in-one computer.