London best back action sidelock Hammer gun with a Jones Under-lever opening system and rebounding hammers.  Nitro proofed, the barrels have slight marks in the right barrel which may be cleaned out if desired as there is ample wall thickness. The barrel walls measure .028 right and .025 left.  The back action sidelock and related hardware is fully engraved. This is one of the most attractive hammer guns we have ever seen. The stock is very well figuredand the finish and chequering on the stock and forend has been renewed and is perfect. The barrels are best browned.