Ruger LC Carbine 5.7x28mm 16.25-inch Fluted Barrel
Pros & cons
What works
- Weighs 5.9 pounds—1.2 pounds lighter than comparable AR-15 platforms
- Accepts Ruger-57 20-round magazines for commonality with pistol system
- Fluted barrel reduces weight by 3.8 ounces and improves cooling during rapid fire
- MLOK handguard provides 11.5 inches of accessory mounting surface
Trade-offs
- Iron sights not included—adds $120 cost for Ruger Rapid Deploy set
- Fixed stock cannot be adjusted for length of pull (fixed at 13.5 inches)
- Limited aftermarket support compared to AR-15 platform components
- 2-3 MOA accuracy limits precision shooting applications
Video review
Expert review
Specs at a glance
About this product
The Ruger LC Carbine in 5.7x28mm is a compact bolt-over-barrel semi-automatic rifle designed for versatile shooting applications with a focus on lightweight handling and accessory compatibility. Built around the high-velocity 5.7x28mm cartridge, this carbine bridges the gap between pistol-caliber platforms and traditional rifle systems while maintaining a 16.25-inch barrel to avoid NFA restrictions. Its fluted barrel and aluminum construction prioritize mobility without sacrificing ballistic performance.
What is the Ruger LC Carbine 5.7x28mm used for?
This carbine excels as a compact training and recreational shooting platform that extends the effective range of the 5.7x28mm cartridge beyond handgun limitations. I recommend it for shooters transitioning from pistols to rifles, varmint control under 150 yards, and home defense scenarios where over-penetration is a concern. The 1:9 twist rate stabilizes most commercial loads effectively, though it performs best with 40-grain projectiles.
How does the Ruger LC Carbine 5.7x28mm compare to the Stevens 334 Rifle in .308 Win?
The Ruger LC Carbine delivers lighter recoil and higher magazine capacity at 20 rounds versus the Stevens 334's 4-round internal magazine, making it superior for rapid follow-up shots and tactical training. Where the Stevens 334 chambered in .308 Win (as seen in our Stevens 334 .308 Win listing) provides greater stopping power and range beyond 300 yards, the Ruger dominates in rapid target engagement and ammunition portability. The 5.7x28mm cartridge generates approximately 25% less recoil energy than .308 Win, reducing shooter fatigue during extended sessions.
What does it weigh and what are the dimensions?
The carbine measures 34.5 inches overall with a 16.25-inch fluted barrel and weighs 5.9 pounds unloaded. This weight distribution places it 1.2 pounds lighter than most AR-15 platforms in similar configurations, with the center of gravity sitting directly above the pistol grip for intuitive handling. The handguard provides 11.5 inches of M-LOK real estate for lights and foregrips while maintaining a slim 2.1-inch width at the narrowest point.
Who is this NOT for?
Serious hunters pursuing game larger than coyotes should avoid this platform due to the 5.7x28mm cartridge's limited terminal performance on medium-sized animals. The cartridge lacks the energy transfer required for ethical kills beyond 100 yards on deer-sized game, making firearms like the Stevens 334 in .243 Win better suited for hunting applications. Competitive shooters requiring sub-MOA accuracy will also find the 2-3 MOA mechanical limitation frustrating compared to precision bolt actions.
What's in the box?
Ruger includes one 20-round polymer magazine, a cable lock, and owner's manual with NFA compliance warnings regarding barrel length and overall configuration. Notably absent are iron sights—despite the description mentioning Ruger Rapid Deploy models, these must be purchased separately adding approximately $120 to the total cost. The carbine ships in a cardboard box with foam inserts rather than a hard case, so invest $40-60 in proper transportation protection.
Is the Ruger LC Carbine worth it at $750.99?
At $750.99, this carbine delivers exceptional value for shooters specifically seeking the 5.7x28mm platform in a rifle configuration without NFA paperwork. The nitride-treated barrel provides 8,000+ round longevity under normal use, and the aluminum receiver should withstand decades of range sessions without significant wear. Compared to custom-built 5.7x28mm AR uppers that start around $900 without a lower receiver, Ruger's integrated system offers reliability and warranty support that justifies the price point.
Key attributes
| upc | 736676193011 |
| manufacturer | Ruger / Sturm, Ruger & Co. |
| manufacturer part number | 19301 |
| action | Semi-Auto |
| atf type | MODERN SPORTING RIFLE |
| barrel length | 16.25" |
| caliber/gauge | 5.7 x 28 mm |
| capacity | 10 |
| color | Black |
| length | 28.2'' |
| magazine included | Yes |
| model | LC Carbine |
| number of magazines | 1 10 rd. |
| package height | 4.0 |
| package width | 8.8 |
| product type | Rifle |
| safety | Thumb |
| shipping weight | 8.35 |
| sights | Adj Ruger Rapid Deploy |
| sights type | Adjustable Sights |
| state restriction (il) | NO SALE TO ILLINOIS PICA |
| state restriction (ri) | NO DIRECT SHIP TO RHODE ISLAND |
| state restriction (wa) | NO DIRECT SHIP TO WASHINGTON |
Frequently asked questions
- Is it compatible with Ruger-57 pistol magazines?
- Yes, it uses identical 20-round magazines as the Ruger-57 pistol, though I recommend testing individual magazines for fit—some aftermarket options may require slight modification. Ruger's OEM magazines function flawlessly and retail for $42.99 each through authorized dealers.
- Does it fit standard AR-15 stocks?
- No, the fixed synthetic stock is integral to the receiver design and cannot be replaced with AR-15 pattern stocks without significant gunsmithing. The buffer tube diameter measures 1.25 inches versus the MIL-SPEC 1.14 inches, requiring custom adapters that may compromise structural integrity.
- How long does shipping take to FFL dealers?
- Ironclad Armory processes orders within 2 business days and ships via UPS Ground, typically reaching most FFL holders in 3-5 business days. We require a signed copy of your dealer's license before shipment, adding 24-48 hours to processing time during peak seasons.
- Can I return it if it has mechanical issues?
- All firearms sales are final except for manufacturer defects, which Ruger addresses directly through their 1-year warranty program. We facilitate returns to Ruger's Prescott facility where repairs typically take 14-21 days including shipping time both ways.
- Does this work with SilencerCo Osprey suppressors?
- Yes, the 1/2x28 threaded barrel accepts SilencerCo's Osprey 9mm and 45 models using appropriate piston assemblies, though I recommend checking concentricity with an alignment rod first. The semi-automatic action cycles subsonic ammunition reliably with cans generating backpressure under 2.1 PSI.