BROWNING DIANA GRADE 12GA INVECTOR+ EXT CHKE TUBE CYLNDR

FEATURES:

12 gauge

Cylinder

Stainless steel with titanium nitride finish

Longer choke taper inside Invector-Plus choke tubes for use with back-bored barrels

Stainless steel barstock is heat treated prior to machining

Titanium nitride surface 72HRC hardness for excellent wear & reduced plastic buildup

Absolutely perfect concentricity for superior patterning

Extends beyond the barrel for easy removal and installation