Johnny Stewart Rob Roberts Gun Works 200318 Biz Raptor Optima Hp 12 Gauge 17-4 Ph S/S

The Johnny Stewart Rob Roberts Gun Works Biz Raptor Optima HP choke tube is a 12-gauge shotgun choke built from 17-4 PH stainless steel—a material choice that reflects serious engineering for serious shooting. Whether you're fine-tuning your shotgun's performance at the range, in the field, or at the clay course, a quality choke tube is one of the most effective ways to dial in your shot pattern and extend your gun's versatility. Rob Roberts Gun Works' Optima HP line is designed for shooters who want precision and durability in their choke selection.

Stainless steel construction means this choke resists corrosion and wear better than standard alloys, so it'll keep performing year after year even in tough conditions. The 17-4 PH specification indicates a premium heat-treated stainless that holds up to the pressures and temperatures cycling through modern shotguns. That's the kind of durability you want in a component you'll rely on repeatedly.

If you reload, hunt waterfowl or upland game, compete in sporting clays, or simply want to experiment with different constriction patterns to optimize your 12-gauge, a quality aftermarket choke like this one pays for itself in improved patterns and flexibility. Drop it in, pattern your load, and adjust your approach—it's that simple and that effective.

Specifications

Frequently Asked Questions

What gauge shotgun does this choke fit?

This is a 12-gauge choke tube. Confirm your shotgun's bore gauge before purchase.

Why stainless steel for a choke tube?

Stainless steel resists rust and corrosion better than carbon steel, which is especially valuable in wet conditions or when shooting steel shot. The 17-4 PH grade is a premium heat-treated variety that maintains hardness and durability under pressure.

What does the Optima HP designation mean?

Optima HP is Rob Roberts Gun Works' choke line designation. The specifics of constriction and shot pattern performance are best confirmed by contacting the manufacturer or checking pattern data for your exact load.