Briley Browning Invector Plus Spectrum Black Oxide Ported Choke 12 Gauge Improved Cylinder .010

Briley Browning Invector Plus Spectrum Black Oxide Ported Choke 12 Gauge Improved Cylinder .010. The vented choke tube body speeds gases throuh the use of choke collars resulting in fast recovery and dense wad coverage. Enhancing patterning and covering more ground with less wind drift is one of Briley's goals. Briley tries to make choke tubes that will not only produce a pattern but one that is also fast and efficient. Briley Invector plus (Ipp) choke tubes accomplish this by utilizing a patent