Vintage US military wooden crate, labeled M51A5 .05 SECOND DELAY DETONATORS. Item is unpainted and in VGC with signs of wear: water and other stains, light rust on the hardware,  small chips of wood missing.  The hinges and hasp all work freely; and the rope handle is intact.  This crate measures approximately 17 inches long,  10 inches wide, and 9 inches tall. These are outside dimensions.  Please message me if inside dimensions are desired.