Westbrass D201-1-26 Air Gap Cap, Polished Chrome Skirted air gap cap only 1-3/4 in. diameter 2-3/4 in. height Fits all standard air gap bodies Cap covers entire air gap body to install flush to sink Air   gap cap with flange and plastic body included 1-3/4   in. cap diameter 2-3/4   in. cap height 9-1/8   in. overall height with plastic body Cap   covers entire air gap body and installs flush to sink 5/8   in. inlet and 7/8 in. outlet on air gap body Cast   brass construction on cap Polished Brass Polished Nickel Satin Nickel Oil Rubbed Bronze Stainless Steel Polished Chrome White Matte Black Antique Copper