Arts & Crafts Chrome Letterbox LB41/2
Third and largest one in the A&C series in stock. Circles and striped design with "Letters" engraved onto the aperture flap.
There is a flaw in it, but it is genuinely old and does not spoil its overall appearance.
Measurements: 20.5 x 6cm / 7 7/8 x 2 3/8"