This is a NEW IN PACKAGE - Carlsons Remington 12 Gauge Improve Cylinder Choke Tube.
Allows use with Lead, Steel or Hevi-Shot shot.
Remington Flush Mount Replacement Stainless Choke Tubes-Manufactured from 17-4 heat treated stainless steel
May be used with lead shot on any constrictions
Steel shot larger than #BB should not be used in any choke tighter than full
Improved Cylinder-Diameter: .720-12 Gauge