- 20 Gauge Shotguns
- Flush Mount Choke Tube
- Cylinder Constriction
- .620" Diameter
- 17-4 Heat Treated Stainless Steel Construction
- Fits Winchester, Browning Invector, Mossberg, Savage, and Weatherby
The CARLSONS Flush Mount Choke Tube is constructed from 17-4 stainless steel and hardened. Lead shot can be used in all constrictions however Steel shot larger than #BB should not be used in any choke tighter than Modified (.600" diameter). BB and smaller sized steel shot may be used through full choke constriction (.590" diameter).