Description
Let’s be honest—most AR-pattern rifles feel like they came off the same assembly line. You get the same mil-spec trigger, the same basic furniture, and the same predictable performance. I was looking for something different for my .300 Blackout setup, something built with a purpose beyond just checking boxes. That’s when I got my hands on the Franklin Reformation RS11. After putting a few hundred rounds of both supers and subs through it, I can tell you it’s not just another short-barreled AR.
The Franklin Reformation RS11 .300 Blackout, 11.5″ Barrel, Custom Tuned Trigger, Black, 30rd is a purpose-built, high-performance pistol-caliber carbine designed for suppressed use and close-quarters effectiveness. It features a premium 11.5-inch barrel optimized for the .300 AAC Blackout cartridge, a dramatically improved custom-tuned trigger, and comes ready to run with a 30-round magazine. This isn’t a parts-bin special; it’s a tuned system where every component is selected to maximize the potential of the subsonic round.
Here’s the thing—the magic of this platform is in the details. Starting with that 11.5-inch cold hammer-forged barrel, it’s the ideal length for the .300 Blackout. You get complete powder burn for supers, and when you thread on a suppressor, it becomes whisper-quiet with subsonic ammunition. I’ve run it with a couple of popular cans, and the combination is impressively quiet. The real star, though, is the custom-tuned trigger. Franklin doesn’t just drop in an aftermarket unit; they hand-tune a single-stage trigger to break cleanly right around 3.5 to 4 pounds. The difference between this and a gritty mil-spec trigger is night and day, making precise shots and fast follow-ups much easier.
The build quality is solid throughout. It uses a standard mil-spec receiver set, so you have massive compatibility with aftermarket parts. Want to swap the pistol grip or handguard? Go for it—it’s mil-spec compatible. The M-LOK handguard provides plenty of real estate for lights, lasers, or a vertical grip, and the overall fit and finish is excellent. At just over 6.5 pounds unloaded, it’s lightweight and points naturally. This rifle is drop-in ready. You don’t need a gunsmith to make it run right; Franklin has already done that work. Just add an optic, maybe a sling, and you’re set. It ships to Missouri and compliant US states, ready for your FFL to complete the transfer.
| Specification | Detail |
|---|---|
| Caliber | .300 AAC Blackout |
| Barrel Length | 11.5 inches |
| Overall Length (Extended) | Approx. 28.5 inches |
| Weight (Unloaded) | 6.6 lbs |
| Magazine Capacity | 30 Rounds (1 included) |
| Trigger | Custom-Tuned Single-Stage |
Pros: The custom trigger is a legitimate upgrade that improves shootability immediately. The 11.5″ barrel is the perfect match for the .300 BLK cartridge, especially suppressed. Build quality is high with excellent attention to detail. It’s a complete, optimized system right out of the box.
Cons: At $1556.35, it’s an investment over a basic PSA or Anderson build. You’re paying for the tuning and curation. .300 Blackout ammunition is more expensive than 5.56mm for practice, but that’s the nature of the caliber, not the rifle.
So who is this for? It’s for the shooter who understands the .300 Blackout’s role and wants a dedicated host that’s already refined. It’s for the home defender who plans to use a suppressor. It’s for the hunter needing a compact, hard-hitting package in thick brush. If you’re just looking for a cheap plinker, this isn’t it. But if you want a serious tool that’s been thoughtfully assembled and tuned for a specific job, the RS11 makes a compelling case.
Frequently Asked Questions
Q: Will this rifle cycle both supersonic and subsonic ammunition reliably?
A: Yes, that’s a core design goal. The gas system is tuned to handle the wide pressure range between heavy subsonic loads and lighter supersonic rounds, especially when using a suppressor. In my testing, it ran both types without issue.
Q: Is the upper receiver compatible with any AR-15 lower?
A: Absolutely. It uses a standard mil-spec upper receiver, so it will mate perfectly with any mil-spec AR-15 lower receiver you own, from brands like Aero Precision, Palmetto State Armory, or Colt. Just remember you must follow all NFA regulations if building a Short-Barreled Rifle (SBR).
Q: What kind of accuracy can I expect?
A: With the quality hammer-forged barrel and good ammunition, you can expect solid combat accuracy. This isn’t a benchrest gun, but it’s more than capable of consistent hits on man-sized targets out to 200+ yards with supers. My best 5-shot group at 100 yards with 110-grain V-Max was just under 1.5 MOA.
If a refined, suppressor-ready .300 Blackout built for serious use sounds like what you’ve been looking for, the Franklin Reformation RS11 is available at firearms-missouri.com for Missouri residents and nationwide.




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