-Carbon Classic Weave Mesh -Graphite frame and chrome base -Fully Adjustable Arms lumbar back support -Pneumatic Height Adjustment (item #52934)
Carbon Classic Weave Mesh -Graphite frame and base -fixed arm -Sled base (item #48514)
-Carbon Classic Weave Mesh -Graphite frame and base -Fully Adjustable Arms lumbar back support -Pneumatic Height Adjustment seat back tilt lock (item #36672)