This is a London marked barrel and loaded with British barrel proof marks. The mechanical function is very good tight and crisp. The bores are very good. It weighs 8 pounds 5 ounces. It has been cleaned and polished, ready for blue and brown. The wood is solid, no cracks or damage. The British made excellent barrels and this one has Platinum breach inlays on top breach end. The barrels are 13 1/8”. The top rib is marked LONDON.