Bud Industries PNX-91424 0.062" Thick Aluminum Internal Panels for PN series plastic boxes; Fits PN-1324, PN-1324-DG, PN-1324-C, PN-1324-MB, PN-1324-DGMB PN-1327, PN-1327-DG, PN-1327-C, PN-1327-MB, PN-1327-DGMB