Hammond 1590WxxBK Series Watertight Diecast Enclosures – Black – Hammond 1590WLBBK, This Hammond 1590WLBBK enclosure measures 50.5 x 50.5 x 31mm and is part of a range of black finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WLBBK Watertight Diecast Enclosure Black (50.5 x 50.5 x 31mm)