Description
There is something about a GI-style 1911 that just feels right in the hand, and Rock Island's M1911A1 GI Standard FS delivers that classic experience without the classic ammo bill. Chambered in 9mm with a 10+1 capacity, this full-size pistol pairs John Browning's original layout with a cartridge that is cheap to feed and soft to shoot. Model 57250 is the current version of Rock Island's popular 9mm GI Standard, built by Armscor with the same no-frills approach that has made these pistols a go-to entry point into the 1911 world.
What the GI Standard FS 9mm Gets Right
The 5 inch barrel and all-steel construction give this gun real heft, right around 39 ounces, and that weight works in your favor. Combined with the mild recoil of 9mm, it shoots flat and stays on target, which makes it a great trainer and an easy pistol to put a lot of rounds through. The single-action trigger breaks crisp from the factory in the 4 to 6 pound range, one of the main reasons folks fall for 1911s in the first place. Fixed low-profile GI sights and a smooth, snag-free profile keep it holster friendly, and the parkerized finish gives the whole gun a tough, non-reflective surface that holds up to regular handling.
Rock Island M1911A1 Details Worth Noting
You also get a few touches beyond a bare-bones mil-spec build, including a lowered and flared ejection port for reliable brass clearing and a beveled magazine well for smoother reloads. Safety is handled the traditional 1911 way with a manual thumb safety, grip safety, and half-cock notch. Wood grips round out the classic look.
A Smart First 1911
Whether you want an affordable ticket into the 1911 platform, a 9mm companion to your .45, or just a solid steel-frame range gun, the GI Standard FS earns its keep. Rock Island backs it with a limited lifetime warranty, and the aftermarket support for the 1911 platform means you can leave it stock or tinker to your heart's content.
Key Specifications
- Manufacturer: Armscor / Rock Island Armory
- Model: M1911A1 GI Standard FS
- Manufacturer Part Number: 57250
- UPC: 4806015572503
- Caliber: 9mm Luger
- Action: Single Action Semi-Auto
- Capacity: 10+1 Rounds
- Barrel Length: 5 inches
- Overall Length: 8.5 inches
- Weight: Approx. 39.5 oz unloaded
- Finish: Black Parkerized
- Grips: Wood
- Sights: Fixed Low-Profile GI Sights
- Safety: Manual Thumb, Grip Safety, Half-Cock Notch
- Frame Material: 4140 Chromoly Steel
- Warranty: Limited Lifetime Warranty
What’s Included
- Rock Island Armory M1911A1 GI Standard FS 9mm pistol
- One 10-round magazine
- Owner's manual
Frequently Asked Questions
Is the Rock Island GI Standard FS a good first 1911?
It is one of the most popular entry points into the platform for a reason. You get true 1911 handling, a crisp factory trigger in the 4 to 6 pound range, and all-steel construction without a big price tag. The 9mm chambering keeps ammo costs low, so you can practice more often.
How does a 9mm 1911 like the M1911A1 GI Standard shoot compared to a .45?
Very softly. The pistol weighs around 39 ounces, and that steel frame paired with the lighter 9mm cartridge makes recoil feel mild, almost gentle. Follow-up shots come back on target quickly, which is why a lot of 1911 owners keep a 9mm version around for high-volume range days.
What is the difference between the 57250 and the older 51615 model?
The 57250 is Rock Island's current replacement for the discontinued 51615 GI Standard FS in 9mm. It is the same basic full-size GI configuration with a 5 inch barrel, fixed sights, parkerized finish, and 10-round magazine. The current model ships with wood grips for that classic GI look.
Does the Rock Island M1911A1 GI Standard FS work with standard 1911 parts and holsters?
Yes. Rock Island 1911s are built to the traditional GI pattern, so full-size 1911 holsters fit without issue. Parts compatibility with standard GI-pattern 1911 components is a big part of the appeal, and the massive 1911 aftermarket means grips, sights, and springs are easy to find.




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