A 12 bore boxlock game gun with 32" blacked round nitro proved steel barrels with rib extension that are fit with extractors, a tapered machined concave game rib and a steel bead front sight. The rib is roll stamped "W.W. GREENER MAKER. 40 PALL MALL, LONDON WORKS. BIRMINGHAM". Proved for 3" cartridges and choked full & full.