The Rock Island STK100 Ultra 9mm 4.49in Black is a 9mm semi-automatic handguns from Rock Island Armory. It is available from 1 vendor at $399.99.
Name: Rock Island STK100 Ultra 9mm 4.49in Black
Brand: Rock Island Armory
Category: Semi-Automatic Handguns
Caliber: 9mm
Barrel Length: 4.49"
UPC: 4806015571131
SKU: UD1MbypYRX
Recently Added
Concealed CarryBest 9mm HandgunsBest Semi-Auto Shotguns9mm RevolverOptic-ReadyWeatherby Mark VMatch Pistols
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
What caliber is the STK100 Ultra?
The Rock Island STK100 Ultra is chambered in 9mm.
Who makes the STK100 Ultra?
The STK100 Ultra is made by Rock Island Armory.
What type of firearm is the STK100 Ultra?
It is a semi-automatic handgun with a 4.49-inch barrel.
Is the STK100 Ultra optic-ready?
Yes. The STK100 Ultra has an optic-ready slide cut.
How many rounds does the STK100 Ultra hold?
The STK100 Ultra ships with a 17-round magazine, giving a total capacity of 17+1.
Where can I buy the STK100 Ultra?
Compare current vendor offers on this page.
The Rock Island STK100 Ultra is a semi-automatic 9mm pistol with a 4.49-inch barrel in black. It has an optic-ready cut and ships in a high-capacity configuration with a 17-round magazine option.
| Caliber | 9mm |
| Model | STK100 Ultra |
| Barrel length | 4.49" |
| Action | Semi Auto |
| Color | Black |
The Rock Island STK100 Ultra is chambered in 9mm.
The STK100 Ultra is made by Rock Island Armory.
It is a semi-automatic handgun with a 4.49-inch barrel.
Yes. The STK100 Ultra has an optic-ready slide cut.
The STK100 Ultra ships with a 17-round magazine, giving a total capacity of 17+1.
Compare current vendor offers on this page.
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
Owners of the Rock Island STK100 Ultra consistently bring up value in their feedback. The optic-ready cut at this price point is a genuine differentiator and gets positive attention from buyers who want a slide-mounted red dot without paying for a separate milling service.
Reliability gets generally favorable marks in early ownership, though some owners note that the pistol prefers standard pressure 9mm over lighter loads during break-in. The trigger on the STK100 Ultra splits opinion, with some finding it acceptable for a duty-style pistol and others wishing for a shorter reset.
The 17-round capacity and black finish are straightforward pluses for everyday carry or home defense buyers. Longer-term durability data in owner communities is still accumulating, and a minority of users flag fit and finish inconsistencies, which is a common complaint across the Rock Island lineup at its price tier.
Price Range: $399.99 - $399.99
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Guns Com | $399.99 | New | Buy Now |
9mm
9mm
9mm
9mm
9mm
.45 ACP
