Briley's Spectrum Black Oxide Series Chokes reduce felt recoil by five percent, have a laser marked color-coded band for easy constriction identification, and come in a black oxidized finish. Perfect for shooters who need the original spectrum choke, but with the sharp black oxidized finish. Benelli (Crio Plus) Spectrum Black Oxide Ported Choke.

It is not recommended to shoot Federal's Black Cloud or any of their ammunition that utilizes their Flight Control Wad in ported chokes due to interference with its performance.