TriStar Cobra III Tactical 12 Gauge 18.5in Pump Shotgun
SKU CSSI|UO23160
$288.29In stock
Firearm · ships to your FFL
Pick any licensed dealer near you in Orlando or Central Florida. You complete the Form 4473 and Florida background check at their counter. Buyers must be 21+; the Florida waiting period applies unless you hold a concealed weapon license.
Questions answered by email within one business day
Overview
The TriStar Cobra III Tactical 12 Gauge 18.5in Pump Shotgun delivers a factory Picatinny rail, forearm return spring, and Mobil choke system for under $260. Reliable pump action for defense, range, and brush hunting.
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TriStar Cobra III Tactical 12 Gauge 18.5in Pump Shotgun
The TriStar Cobra III Tactical 12 Gauge 18.5in Pump Shotgun is a pump-action 12-gauge built for hard use and fast follow-ups. It runs 3-inch shells, packs a 5+1 capacity, and ships with a cylinder choke. The 18.5-inch barrel and fixed synthetic stock with rubber recoil pad keep you on target shot after shot. This is a no-frills tactical shotgun that works.
Manufacturer
TriStar Arms
Model
Cobra III Tactical
Material
Synthetic stock and forend, steel barrel
Compatibility
12 Gauge 2.75 and 3-inch shells, Beretta/Benelli Mobil choke system
Finish
Matte black
Weight
6.5 lbs (per manufacturer specs)
Condition
New
Key Features
18.5-inch Barrel – Why it matters: Short enough to swing fast in tight spaces, long enough to keep your pattern tight at 25 yards.
Beretta/Benelli Mobil Choke System – Why it matters: You can swap chokes for buckshot, slugs, or birdshot without buying a whole new barrel. Ships with a cylinder choke for close-range work.
Forearm-Mounted Picatinny Rail – Why it matters: Mount a light or laser directly on the forend without aftermarket adapters. Keeps your support hand in control.
Forearm Return Spring – Why it matters: Speeds up the pump cycle so you can rip follow-up shots faster. Less chance of short-stroking under stress.
Fixed Synthetic Field Stock with Rubber Recoil Pad – Why it matters: No wobble or looseness over time. The pad soaks up 12-gauge recoil, keeping you on target for longer range sessions.
Who It’s For
This shotgun is for the shooter who needs a reliable home-defense or range gun at a practical price. It works for new shooters learning the pump action, for hunters who want a compact brush gun, and for anyone who wants a tactical 12-gauge without the premium price tag. If you run drills with buckshot and slugs, the forearm return spring and Pic rail make it a solid choice.
Pros & Cons
Pro: Affordable price point – under $260 for a tactical 12-gauge with a choke system and rail.
Pro: Forearm return spring reduces short-stroke risk during rapid fire.
Pro: Beretta/Benelli Mobil chokes give you pattern flexibility.
Con: Fixed stock limits LOP adjustment for smaller or larger shooters. You’ll need a stock adapter or aftermarket pad if it doesn’t fit.
Comparison
Feature
TriStar Cobra III Tactical
Mossberg 590
Remington 870
Barrel Length
18.5 inches
18.5 inches
18.5 inches
Capacity
5+1
6+1
5+1
Choke System
Mobil (Beretta/Benelli)
Fixed cylinder
Fixed cylinder
Forearm Rail
Picatinny (integrated)
Optional add-on
Optional add-on
Weight
6.5 lbs
7.2 lbs
7.5 lbs
Price
$257.40
$400+
$350+
The TriStar Cobra III Tactical undercuts both the Mossberg 590 and Remington 870 on price while adding a choke system and factory Pic rail. You lose the aftermarket parts volume of the 870, but for the money, this gun runs.
FAQ
What chokes fit the TriStar Cobra III Tactical?
It uses the Beretta/Benelli Mobil thread pattern. Any Mobil-compatible choke will work. The gun ships with a cylinder choke installed.
Can I shoot 3-inch shells out of this shotgun?
Yes. The chamber accepts 2.75-inch and 3-inch shells. Stick with 2.75-inch for most practice and defense loads.
Does the forearm Picatinny rail come pre-installed?
Yes. The rail is molded into the synthetic forend and is ready to mount a light, laser, or grip.
Is this shotgun good for home defense?
Yes. The 18.5-inch barrel, 5+1 capacity, and forearm rail make it a viable home-defense platform. The fixed stock and recoil pad help with control.
Trust Block
✅ Nationwide delivery (all 50 states)
✅ Ships 1-2 business days
✅ 30-day returns
✅ Secure checkout
Last updated: April 2026
Browse more pump action shotguns, tactical shotguns, and home defense shotguns in our shop.
Picking it up in Central Florida
Order here and add your FFL’s name and city at checkout.
We ship the shotguns to that dealer and email you tracking.
At the counter: photo ID, ATF Form 4473, Florida background check.
Take it home once the Florida waiting period has passed (skipped with a concealed weapon license).
