Paprika The Shannon Cast Aluminium Letterbox Postbox - Gloss BlackThe Shannon Cast Aluminium Letterbox Postbox Gloss Black Traditional design Secure key lock Supplied with 2 keys Spare keys lock available The largest surface mounted letterbox in this range Letter aperture on front Size: 348mm(H) x 412mm(W) x 183mm(D) The Shannon Cast Aluminium Letterbox Wall Mounted Postbox Gloss Black Designed in Ireland and handcrafted using traditional methods, these letterboxes are both attractive to look at and solidly built.