Chief Height Blk Hardware Mount Black (K1D220BXRH) Reduced height Model provides optimal minimum height for bi-focal wearers and touch-panel users that require their displays be as close to the work surface as possible Sleek, solidly-constructed forged aluminum arms in subtlesilver and Black finishes Enhancedpatented centrisextreme tilt provides degree, -10 degree effortless tilt, for optimal viewing comfort whether sitting or standing 13" (330 mm) of dynamic height adjustment using smooth motion gas-spring technology With high levels of recycled content & a highly-recyclable design, Chief kontourmonitor arms may contribute to valuable leed-ci, -NC, and -eb credits!