BUD Industries ANS-3813 Aluminum NEMA Die Cast Box with EMI/RFI Shielding, 5-29/32" Length x 3-15/16" Width x 1-31/32" Depth, Natural Finish Rugged #ADC-12 die cast aluminum alloy Thick wall (0.098", 2.5 mm) construction provides strength and rigidity for heavy duty applications Recessed area on cover surface for decals Easily machined and modified to your particular requirements Measures 5-29/32" length by 3-15/16" width by 1-31/32" depth; inside measures 5-1/64" length by 3-3/64" width by 1-23/32" depth