Carlson's Extended Choke Tube 12 Gauge Invector DS Full .710

Carlson's Sporting Clays extended choke tube designed for 12 gauge shotguns with Invector DS threading. Constructed from 17-4 stainless steel and precision machined for superior patterning performance. Features a 25% larger parallel section than conventional choke tubes for more consistent patterns. Full constriction (.710) is laser marked on the knurled end for easy identification and removal. Backed by lifetime warranty.