The unique FlightControl Wad in Black Cloud Ammunition will deliever poor patterns in ported chokes or when used with wad stopping or stripping devices. This choke uses a special field-tested constriction and length to get the most from Black Cloud Ammunitions new configurations. Features: - Knurled End for easy installation - Titanium Coating reduces build-up in the choke - Special Constriction tested to produce the best patterns - Free Choke Wrench Specifications: - 12 Ga. - Use with Steel Lead or Hevi-Shot - Long Range Steel - Fits: Mossberg Model 835 12 Ga. Shotguns