Main Category : Commercial Mailboxes / Letter Drop / Mail Drop Letter Drop / Mail Drop HLD12 Letter Drop / Mail Drop Frame size 6-5/16" H x 14-1/16"W x 3/4"D Door Size: 4"H x 11-3/4"W Qty 1-2 $98.50; +3 Call HLD12L Wall Liner For Letter Drop / Mail Drop Angled Wall Liner- For Letter Mail Drop Qty 1-2 $45.50; +3 Call Letter Drop / Mail Drop with Aluminum Collection Box and Wall Liner H120SMLDL Letter Drop / Mail Drop with Aluminum Collection Box and Wall Liner Collection Box Size: 19-1/8" H x 15-1/16" W x 6-3/4"D Door size 4"H x 11-3/4"W Qty 1-2 $298.50; Qty +3 Call