Model Expo - 1.77 x .04" (45 x 1.5mm) Sq. Grating 60 pcs

Model Shipways Grating, Boxwood 1-25/32 x 1/16" 45 x 1.5mm 60 pack

Gratings over hatches let air into the ship. Also used over the galley stove to let steam and smoke out.