Johnny Stewart Rob Roberts Gun Works 200114 T3 Triple Threat Mobil 20 Gauge 17-4 Ph S/S
Johnny Stewart
The Johnny Stewart Rob Roberts Gun Works T3 Triple Threat Mobil 12 gauge choke tube is built from 17-4 PH stainless steel, a material choice that prioritizes durability and corrosion resistance in demanding field conditions. Whether you're hunting waterfowl in saltwater marshes, working through thick cover, or shooting clay targets, a quality choke tube that won't degrade is foundational to consistent performance. This tube's stainless steel construction means it'll hold up season after season without the pitting or rust issues that can plague standard steel chokes exposed to moisture and harsh environments.
Choke tubes are one of the most practical upgrades a 12 gauge shooter can make. They let you tailor your shot pattern to the game, distance, and conditions at hand—tighter constriction for distant ducks, more open patterns for close-flushing upland birds. The T3 Triple Threat Mobil tube gives you flexibility without requiring a trip to the gunsmith or a second barrel. Installation is straightforward on any 12 gauge with a standard choke system, and swapping tubes in the field takes seconds.
Stainless steel construction is particularly valuable if your hunting takes you to salt water, wet fields, or rainy climates where standard chokes can corrode over time. The 17-4 PH specification indicates a premium stainless alloy engineered for both strength and resistance to wear, so you're getting a choke designed to last. For serious hunters and competitive shooters who run their guns hard and expect zero excuses from their gear, this is the kind of detail that matters.
| Brand | Johnny Stewart / Rob Roberts Gun Works |
| Product Line | T3 Triple Threat Mobil |
| Gauge | 12 Gauge |
| Material | 17-4 PH Stainless Steel |
| Type | Choke Tube |
This tube is designed for 12 gauge shotguns with standard choke systems. Verify your shotgun accepts removable choke tubes before purchasing, as some older or specialized shotguns may not be compatible.
Stainless steel resists corrosion and rust far better than standard steel, making it ideal if you hunt in wet, saltwater, or humid conditions. The 17-4 PH alloy used here is engineered for both strength and durability, so the tube will maintain its finish and function through years of hard use.
Yes. Choke tubes are designed to be quickly removed and swapped to adjust your shot pattern for different distances and game. You'll need a choke tube wrench, which is typically inexpensive and often included with shotgun choke systems.