Bismuth 12gauge Invector Plus ER by Carlson Choke Tube

Maximize your long-distance hunting precision with the Carlson’s Bismuth 12 Gauge Extended Range (ER) Choke Tube, built for Browning shotguns with the Invector Plus choke system. Specially designed for use with bismuth shot, this choke tube delivers dense, consistent patterns beyond 40 yards—making it the ideal choice for waterfowl, upland game, and turkey hunters who demand ethical, long-range performance with non-toxic ammunition.

Key Features:

• Gauge: 12 Gauge

• Choke Type: Extended Range (ER) – ideal for shots beyond 40 yards

• Compatibility: Fits Browning Invector Plus choke system shotguns

• Optimized for Bismuth: Engineered for soft, non-toxic bismuth shot to ensure consistent long-range patterns

• Material: Machined from heat-treated 17-4 stainless steel for superior strength and corrosion resistance

• Shot Compatibility: Safe for bismuth, steel, Hevi-Shot, TSS, and lead (where legal)

• Non-Ported Design: Maintains shot integrity for tighter groupings with bismuth loads

• Finish: Matte black oxide for low glare and added durability in the field

• Laser-Etched Markings: Clearly labeled for fast choke identification

• Made in the USA and backed by Carlson’s lifetime performance guarantee

Why Choose Carlson’s Bismuth ER Choke Tube for Invector Plus?

• Designed to maximize bismuth shot performance at extended distances

• Ideal for goose, duck, and turkey hunting, especially in lead-restricted zones

• Delivers tight, ethical patterns for clean kills at long range

• Built tough for all-season durability, whether in wetlands, fields, or woods

• Trusted by serious hunters, and made in the USA with Carlson’s quality craftsmanship

Whether you're pass-shooting geese or targeting wary longbeards, the Carlson Bismuth 12 Gauge Invector Plus ER Choke Tube gives you the confidence and pattern control to make every shot count with your bismuth loads.