TriStar Cobra III Marine 12ga 18.5in Pump
TriStar Arms Cobra III Marine pump shotgun in 12 Gauge with an 18.5 in chrome-lined barrel, 5+1 capacity and matte silver (stainless) finish. Features MobilChoke system, spring-loaded forearm and Picatinny rail. Contact store for current availability
$336.09
10 in stock
TriStar Arms Cobra III Marine Pump Shotgun — 12 Gauge, 18.5 in
UPC: 713780231648 MPN: 23164
The TriStar Arms Cobra III Marine pump shotgun is a 12 Gauge offering with an 18.5-inch chrome-lined barrel and a matte silver (stainless) finish paired with a black synthetic stock. The Marine configuration adds a spring-loaded forearm for a faster return stroke and a Picatinny rail beneath the forearm for accessory mounting. The Cobra III accepts MobilChoke removable chokes and is chambered for 3″ shells. Contact the store for current availability and exact stock levels.
- Caliber: 12 Gauge
- Barrel length: 18.50 in (chrome-lined)
- Finish/Material: Matte silver / Stainless finish (per manufacturer data)
- Capacity / Magazine: 5 + 1
- Action: Pump action with spring-loaded forearm (Marine model)
- Chamber size: 3″
- Choke system: MobilChoke removable choke (includes 1 MobilChoke; choke box and wrench included)
- Stock: Black synthetic with rubber recoil pad
- Sights: Blade front
- Additional features: Picatinny rail under forearm, manual thumb safety, right-handed configuration
Why Choose TriStar Arms
- TriStar Arms: Manufacturer of the Cobra III Marine model as listed by the maker and ATF records.
- Model advantages: Marine model includes a spring-loaded forearm for rapid return, an under-forearm Picatinny rail for accessories, and a chrome-lined bore for corrosion resistance.
- Purchase clarity: Product details reflect factory configuration and included MobilChoke components; contact the retailer for any region-specific compliance or transfer requirements.
Packaging
What you receive: the TriStar Cobra III Marine shotgun configured as described, includes one MobilChoke plus the choke box and wrench as stated by the manufacturer. For any additional items (manual, factory paperwork or warranty card), contact the retailer to confirm what is included with your shipment.
Related Videos:
Why Choose PMA Customs?
- Curated Parts:Â Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
- Quality Without Markup:Â We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
- American Made & Veteran Owned:Â As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.
Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!
| UPC | 713780231648 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 23164 |
| Action | Pump Action |
| ATF Type | SHOTGUN |
| Barrel Length | 18.5" |
| Caliber/Gauge | 12 Gauge |
| Capacity | 5 + 1 |
| Chokes Included | Cylinder |
| Length | 37.25 |
| Model | Cobra III Marine |
| Package Height | 3.25 |
| Package Width | 7.5 |
| Product Type | Shotgun |
| Safety | Thumb |
| Shipping Weight | 7.775 |
| Sights | Blade Front |
TriStar Arms Cobra III Marine Pump Shotgun — 12 Gauge, 18.5 in
UPC: 713780231648 MPN: 23164
The TriStar Arms Cobra III Marine pump shotgun is a 12 Gauge offering with an 18.5-inch chrome-lined barrel and a matte silver (stainless) finish paired with a black synthetic stock. The Marine configuration adds a spring-loaded forearm for a faster return stroke and a Picatinny rail beneath the forearm for accessory mounting. The Cobra III accepts MobilChoke removable chokes and is chambered for 3″ shells. Contact the store for current availability and exact stock levels.
- Caliber: 12 Gauge
- Barrel length: 18.50 in (chrome-lined)
- Finish/Material: Matte silver / Stainless finish (per manufacturer data)
- Capacity / Magazine: 5 + 1
- Action: Pump action with spring-loaded forearm (Marine model)
- Chamber size: 3″
- Choke system: MobilChoke removable choke (includes 1 MobilChoke; choke box and wrench included)
- Stock: Black synthetic with rubber recoil pad
- Sights: Blade front
- Additional features: Picatinny rail under forearm, manual thumb safety, right-handed configuration
Why Choose TriStar Arms
- TriStar Arms: Manufacturer of the Cobra III Marine model as listed by the maker and ATF records.
- Model advantages: Marine model includes a spring-loaded forearm for rapid return, an under-forearm Picatinny rail for accessories, and a chrome-lined bore for corrosion resistance.
- Purchase clarity: Product details reflect factory configuration and included MobilChoke components; contact the retailer for any region-specific compliance or transfer requirements.
Packaging
What you receive: the TriStar Cobra III Marine shotgun configured as described, includes one MobilChoke plus the choke box and wrench as stated by the manufacturer. For any additional items (manual, factory paperwork or warranty card), contact the retailer to confirm what is included with your shipment.
Related Videos:
Why Choose PMA Customs?
- Curated Parts:Â Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
- Quality Without Markup:Â We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
- American Made & Veteran Owned:Â As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.
Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!
| UPC | 713780231648 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 23164 |
| Action | Pump Action |
| ATF Type | SHOTGUN |
| Barrel Length | 18.5" |
| Caliber/Gauge | 12 Gauge |
| Capacity | 5 + 1 |
| Chokes Included | Cylinder |
| Length | 37.25 |
| Model | Cobra III Marine |
| Package Height | 3.25 |
| Package Width | 7.5 |
| Product Type | Shotgun |
| Safety | Thumb |
| Shipping Weight | 7.775 |
| Sights | Blade Front |






