The UAP Petit Master is a versatile replacement letterplate suitable for most postal letterboxes. Its adaptable telescopic design fits doors with thicknesses ranging from 20mm to 40mm and is compatible with uPVC, composite, and wooden front doors. Installation is simplified with aligning screws for a swift and robust assembly. The flaps meet BS EN 13724:2013 standards and have been machine tested for durability. The hinge springs are highly resilient, tested for over 100,000 open and close cycles. For detailed dimensions and compatibility confirmation, please refer to the accompanying images. The Xfort MailPlate features color-matched external and internal flaps within a black frame, offering a durable design with aluminum flaps and an anti-scratch black plastic frame. Its patented anti-snap flaps open to 180 degrees to prevent breakage. This mailbox has a matt chrome finish and an adjustable sleeve suitable for uPVC panel doors between 20-40mm in thickness.