The Rob Roberts RR2 Raptor Optima HP 12 Gauge choke is expertly crafted for hunters seeking precision in midrange shooting. Ideal for duck and dove hunting this choke enhances pattern density with its advanced internal cuts. Constructed from durable 17-4 PH stainless steel it represents the culmination of years of innovation and technological advancement. Please note that the RR2 Raptor choke is designed for use in a single barrel of your shotgun.