Hammond 1590 Series Diecast Aluminium Enclosures – Natural – Hammond 1590DD, The Hammond Diecast Enclosure 1590DD measures 187.5 x 119.5 x 37mm and is from a range of natural finished aluminium boxes suitable for a wide range of applications. Hammond 1590DD Diecast Enclosure Natural (187.5 x 119.5 x 37mm)