Iver Johnson Arms Iver Johnson Choke Tube .410 Improved Cylinder Mobil Choke

Iver Johnson Arms Iver Johnson Choke Tube .410 Improved Cylinder Mobil Choke. Their three types of chokes are: Cylinder Mobil and a Pencil Choke which are all used in conjunction with one another to produce the .410 bore size of your shotgun. All Iver Johnson .410 chokes are marked on the head with the degree of choke and on the body with the bore diameter. This allows one to easily tell which choke is which without having to look at the grain size or even the choke tube number. Specifications for Iver Johnson Arms Iver Johnson Choke Tube .410 Improved Cylinder Mobil Choke: Manufacturer: Iver Johnson Arms Fabric/Material: Steel Gauge: .410 Choke Type: Improved Cylinder Gun Make: Iver Johnson Package Contents: Iver Johnson Arms Iver Johnson Choke Tube .410 Improved Cylinder Mobil Choke