Description
The AF1911 Romulus from Alpha Foxtrot takes the 1911 you grew up on and drags it firmly into the modern era. This is a double-stack 2011-style 9mm with a CNC-machined SUS416 stainless steel frame and slide, both wearing a polished DLC black finish that shrugs off wear and moisture better than traditional bluing ever could. The extra steel up front does real work too, soaking up recoil so the muzzle stays flat when you pick up the pace.
A Compensated Barrel That Earns Its Keep
The heart of this pistol is its 3.5-inch bull-ramped barrel, machined from 416R stainless with a 1:10 twist and six-groove rifling. It comes threaded and fitted with a compensator, which pairs nicely with the all-steel build to tame muzzle rise on fast follow-up shots. For a compact 9mm, this thing shoots noticeably flatter than its size suggests, and the threaded muzzle gives you options down the road if you want to swap muzzle devices.
Romulus MOS Cut: Run the Red Dot You Already Own
The slide features Alpha Foxtrot's MOS optic-ready system with adapter plates covering both RMSC and RMR footprints, so most popular micro red dots will bolt right on without a trip to a machinist. Front and rear slide serrations give you solid purchase for press checks, and anti-glare serrations along the top keep sight pictures clean in harsh light. A Night Fision front sight handles low-light work when you're running irons.
Built for Real Hands and Real Round Counts
The textured polymer grip module includes an integrated flared magwell for quick, fumble-free reloads, and the controls are fully ambidextrous, including the thumb safety. A crisp single-action trigger breaks in the 3.5 to 4 pound range, which is exactly what you want from this platform. Alpha Foxtrot ships the Romulus with two magazines, one 17-round and one 20-round, and a full-length accessory rail handles lights or lasers. It's American-made, sharp-looking, and genuinely fun to run hard at the range while still being sized for carry duty.
Key Specifications
- Caliber: 9mm Luger
- Action: Single Action, Semi-Automatic
- Barrel: 3.5" bull-ramped, compensated, threaded, 416R stainless steel
- Twist Rate: 1:10 RH, 6-groove
- Frame Material: SUS416 stainless steel
- Slide Material: SUS416 stainless steel
- Finish: DLC Black
- Optics Cut: MOS system with RMSC and RMR adapter plate compatibility
- Front Sight: Night Fision night sight
- Capacity: 17+1 / 20+1
- Grip: Textured polymer module with integrated flared magwell
- Safety: Ambidextrous thumb safety with beavertail grip safety
- Trigger Pull: Approx. 3.5 to 4 lbs
- Accessory Rail: Full Picatinny rail
- Manufacturer Part Number: AA39X1QIB-XDBK19
- UPC: 810100535414
What’s Included
- Alpha Foxtrot AF1911 Romulus 9mm pistol
- One 17-round magazine
- One 20-round magazine
- MOS adapter plates (RMSC and RMR footprints)
Frequently Asked Questions
What red dot optics fit the AF1911 Romulus MOS cut?
This version uses Alpha Foxtrot's MOS adapter system and ships with plates covering both the RMSC and RMR footprints. That covers a huge range of popular micro red dots, from the Holosun 407K/507K family to Trijicon RMR pattern optics. Just match your optic to the correct plate and mount it directly, no slide milling needed.
Is the Alpha Foxtrot AF1911 Romulus a true 1911 or a 2011-style pistol?
It's a 2011-style design, meaning it keeps the single-action trigger, thumb safety, and beavertail feel of a classic 1911 but pairs them with a double-stack magazine and a polymer grip module. That's how you get 17 and 20 round capacity in a platform that still shoots like a 1911. If you love the trigger but want modern capacity, this is the formula.
Can I run a suppressor or different muzzle device on this barrel?
The 3.5-inch bull barrel is threaded and comes fitted with a compensator from the factory. The threading gives you flexibility to change out muzzle devices if you choose, though you'll want to confirm thread pitch and clearance with your specific device before mounting. Out of the box, the comp does a nice job keeping the muzzle flat during rapid fire.
How does the compact Romulus handle recoil in 9mm?
Very well for its size. Between the all-steel SUS416 frame and slide, the heavy bull barrel profile, and the factory compensator, this pistol soaks up recoil and stays flat through fast strings. It weighs more than a polymer compact, but that weight is exactly why it's so pleasant to shoot.





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