Description
The APOC Pro is TriStar's upgraded take on their already-popular APOC pistol, and it packs in a serious list of modern features for a compact 9mm. Built on a striker-fired, polymer-frame platform sized close to a Gen 3 G19, the Pro version adds a factory-threaded 4.48" barrel (1/2×28 TPI), an RMSc-pattern optics cut in the slide, and an included RMR adapter plate that broadens your red dot options without any trips to a gunsmith. The slide has also been re-contoured from the standard APOC, with lightening cuts on top and a beveled front edge that give it a distinct look. It ships with two 15-round Glock-compatible magazines and a removable magwell for faster reloads.
What Sets the APOC Pro Apart
The frame carries a Picatinny accessory rail on the dustcover, two interchangeable backstraps so you can dial in the grip feel, and front-to-rear slide serrations for easy manipulation. The fiber-optic sights are steel-bodied with contrasting front and rear inserts, and they're Glock-pattern compatible, meaning aftermarket sight options are wide open. Magazine compatibility is another practical win here: the included 15-rounders are G19-pattern, so finding spares or upgrades is never a problem. Holster fitment is similarly straightforward, as the APOC Pro's dimensions keep it compatible with the massive existing catalog of G19-style holsters.
APOC Pro at the Range
TriStar put the APOC line through a 5,000-round endurance test before releasing it, which is worth noting for a pistol in this price range. Like any new semi-auto pistol, a proper cleaning and lubrication before the first range trip goes a long way toward smooth early performance. Once broken in, the grip texture gives you a secure hold under recoil, and the fiber-optic sights pick up fast in most lighting conditions. For anyone looking to run a suppressor or mount a micro red dot on a compact 9mm without spending a fortune, the APOC Pro covers both bases from the factory in a package that fits a realistic budget.
Key Specifications
- Manufacturer: TriStar Arms
- Model: APOC Pro
- MPN: 85780
- UPC: 713780857800
- Caliber: 9mm Luger
- Action: Striker-Fired Semi-Auto
- Barrel Length: 4.48"
- Barrel Threading: 1/2×28 TPI
- Capacity: 15+1
- Frame Material: Polymer
- Slide: Serrated Steel, Black
- Sights: Steel Fiber Optic, Front & Rear
- Optics Cut: RMSc Footprint (RMR Adapter Plate Included)
- Accessory Rail: Picatinny
- Color: Black
- Safety: Trigger Safety
What’s Included
- TriStar APOC Pro 9mm Pistol
- 2 x 15-Round Magazines
- Magwell Extension
- RMR Adapter Plate
- Thread Protector
- 2 Interchangeable Grip Backstraps
Frequently Asked Questions
Is the TriStar APOC Pro compatible with Glock 19 holsters and magazines?
Yes. The APOC Pro is sized close to the Gen 3 G19 and maintains holster and magazine compatibility with that platform. The included 15-round magazines are G19-pattern, and the pistol fits G19-style holsters from most major manufacturers. This gives you a huge selection of carry and range options right from the start.
What optics footprint does the APOC Pro slide use?
The slide is machined with an RMSc-footprint optics cut for direct mounting of compatible micro red dots. TriStar also includes an RMR adapter plate in the box, which broadens your optic choices to include RMR-footprint sights without any additional machining or out-of-pocket cost.
What is the barrel thread pitch on the APOC Pro?
The APOC Pro ships with a 4.48" threaded barrel at 1/2×28 TPI, which is the standard thread pitch for 9mm suppressors and muzzle devices in the U.S. A thread protector is included for when you're running it without a muzzle device.
Does the APOC Pro come with a magwell, or is that a separate purchase?
The magwell extension is included with the APOC Pro out of the box. It is removable, so you can use the pistol with or without it depending on your preference or intended use.
What should I do before taking the APOC Pro to the range for the first time?
Like most new semi-auto pistols, it is worth doing a thorough field strip, cleaning, and lubrication before shooting. A light film of oil on the slide rails and barrel hood helps the action cycle smoothly during break-in and reduces the chance of early feeding hiccups that are common with any new pistol.
Are the sights on the APOC Pro metal or plastic?
Both the front and rear sights are steel-bodied with fiber-optic inserts, which is a genuine upgrade over the plastic sights you find on many pistols in this price range. They also follow Glock sight dimensions, so swapping to aftermarket options is easy if you want to change them down the road.





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