Side-by-side rifle-shotgun combination (Büchsflinte equivalent) — the French Bécassière tradition of a single gun handling both shotgun and rifle work. Chapuis's Progress uses a 12-gauge barrel alongside a rifle barrel in traditional French hunting calibers. Standard equipment for French driven-game hunters. Type: Combination Gun Action: Break-Action Caliber: 12 gauge / 9.3x74R Capacity: 2 Year introduced: 1980, France Weight: 208 oz Overall length: 43" Status: Active Intended use: hunting