Can I change up my USPS mail receptacle?

Use of open mail slots in a corridor through wall mail slot The trim around the mail slot is striated to resist scratching and marring Rough Wall Opening 4-34 High x 12-58 Wide *All through wall mail slot Mail slots,window mail slots,wall mail slots,mail pass thru Made from high impact ABS plastic and anodized aluminum, the No-Draft Mail Slot will not rust or

through the wall mail slot '' x '' slot is suitable for smartphones, envelopes, small mails Adjustable Chute: The adjustable chute fits