Briley Spectrum 12 Gauge Choke Tube Benelli Crio Plus Cylinder .000 in Black Oxide. Briley choke tubes are popular for there lightweight and ability to be easily installed or removed without much difficulty. This choke features a constriction that is ideally suited for producing the most consistent patterns in the Crio hunting world. This choke features a constriction that is ideal for producing the most consistent patterns in the Crio hunting world. The Briley Benelli Crio Plus choke will also produce less recoil therefore making this a great choke for shooters that like to be on the move. These chokes also feature a solid collet that is great for in line shooting. These chokes are knurled on the end to make removal easier. These chokes are set to produce the correct amount of concussion in the choke constrictions of the barrel. Specifications for Briley Spectrum 12 Gauge Choke Tube: Manufacturer: Briley Gauge: 12 Choke Tube System: Benelli Crio Plus Gun Make: Benelli Quantity: 1 Package Contents: Briley Spectrum 12 Gauge Choke Tube Briley BCPSB12CY: Spectrum 12 Gauge Choke Tube Benelli Crio Plus Cylinder .000 in Black Oxide