Hammond 1590W Series Watertight Diecast Aluminium Enclosures – Natural – Hammond 1590WG2, This Hammond 1590WG2 enclosure measures 100 x 50 x 31mm and is part of a range of natural finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WG2 Watertight Diecast Enclosure 100 x 50 x 31 Natural