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. Beretta (Mobile Choke) 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