Hammond 1591BSGY Grey ABS Plastic Project Box -- Inches (4.4" x 2.4" x 1.1") mm (112mm x 62mm x 27mm) Gray ABS Plastic Multipurpose Enclosure Inches (4.4" x 2.4" x 1.1") mm (112mm x 62mm x 27mm) Integral card guides accept 1.5 mm (0.062") P.C. cards. Designed to meet IP54