Browning Diana Grade 12 Gauge Invector Plus Extended Tube Cylinder Choke Tube

Specifications and Features:
Longer choke taper inside Invector-Plus choke tubes for back-bored barrels
Stainless steel barstock is heat treated prior to machining
Titanium nitride surface 72HRC hardness for excellent wear and reduced plastic build-up
Absolutely perfect concentricity for superior patterning
Extends beyond the barrel for easy removal and installation
Browning Diana Grade choke tubes produce tighter patterns than Browning Invector-Plus choke tubes
Color: Titanium Nitride, black band