Gauge: 12 ga. 3". Barrel: 30" with a carbon-fiber ventilated rib, ported. Stock: Carbon-fiber ComfortTech3. Length: 51.5". Weight: 7 lbs. Features: This is the Performance Shop edition with the nickel-plated receiver, gloss-blued barrel, and red controls. It has an oversized Briley bolt handle and bolt release and a Briley 6-oz. weighted forend cap for forward balance. Briley Spectrum extended color-coded choke tubes. Advanced Impact (AI) denotes an AI Crio barrel and extended AI Crio choke tubes.