Carlson's .710 Full Choke Tube is precision-engineered for Browning Invector-Plus 12 gauge shotgun systems featuring 17-4 stainless steel construction and advanced sporting clays design for superior patterning performance.Carlson's .710 Full Constriction Choke TubeCompatible with all Browning Invector-Plus 12 gauge choke systems17-4 stainless steel construction with precision machining25% larger parallel section for more consistent patternsKnurled end for quick and easy removalLaser-marked constriction for easy identificationCompatible with lead steel copper-plated nickel Hevi-Shot and buck shotLifetime warranty includedIdeal for sporting clays and hunting applications where tight dense patterns are essential. The extended parallel section design delivers superior performance compared to standard flush mount choke tubes.