PTR-91 A3SK .308 / 7.62 NATO 16″ 10rd Black

Description

The PTR-91 A3SK .308 / 7.62 NATO 16″ 10rd Black is a semi-automatic roller-delayed blowback rifle built for shooters who demand reliability, accuracy, and a slim profile at a price that doesn’t break the bank. Chambered in .308 Winchester / 7.62 NATO, this PTR-91 model delivers hard-hitting precision out of a 16-inch tapered barrel, with a black furniture set that keeps weight down and handling fast. Per PTR Industries specs, the A3SK ships with a single 10-round magazine and is finished in a utilitarian black coating, ready for the range or competition bay.

Manufacturer	PTR Industries
Model	PTR-91 A3SK
Material	Steel receiver, synthetic furniture (handguard and stock)
Compatibility	.308 Winchester / 7.62 NATO ammunition; accepts standard HK91/PTR-91 magazines
Finish	Black oxide (metal), black synthetic (furniture)
Weight	Approx. 8.5 lbs (per manufacturer specs)
Condition	New

Key Features

• Roller-Delayed Blowback Action — Why it matters: This proven system tames recoil and maintains consistent bolt timing, giving you faster follow-up shots and tighter groups on the clock.
• 16-Inch Tapered Barrel — Why it matters: A shorter, lighter barrel keeps the rifle maneuverable in close quarters during 3-gun stages, while the taper profile reduces harmonic whip for better accuracy potential.
• Slim Black Furniture — Why it matters: The streamlined handguard and stock cut weight and snag risk, letting you transition between targets without catching gear or clothing.
• 10-Round Magazine Included — Why it matters: Out of the box you get a reliable, standard-capacity mag that works with the HK/PTR platform, so you can start shooting immediately.

Who It’s For

This rifle is built for the competition shooter who wants a .308 battle rifle that runs flat, hits hard, and won’t require a second mortgage. It’s also ideal for the precision enthusiast who appreciates the roller-delayed system’s consistency and the ability to swap barrels or stocks without a gunsmith. If you’re shooting tactical matches, long-range steel, or just want a reliable heavy-hitter for the range, the A3SK fits.

Pros / Cons

• Pro: Proven roller-delayed action delivers reliable cycling with a wide range of .308 loads.
• Pro: 16-inch barrel keeps the rifle compact and balanced for dynamic shooting.
• Pro: Affordable price point for a quality HK-pattern rifle.
• Con: The slim handguard limits rail space for accessories—plan on adding a clamp-on rail or aftermarket handguard if you run lights or lasers.

Comparison

Feature	PTR-91 A3SK	Geissele Super Duty .308	Lone Wolf Distributors GLR-308
Action	Roller-delayed blowback	Direct impingement (AR-10)	Short-stroke gas piston
Barrel Length	16″ tapered	16″ CHF	16″ nitrided
Weight	~8.5 lbs	~7.8 lbs	~9.0 lbs
Price	~$1,625	~$2,100	~$1,450
Magazine	HK/PTR pattern	SR-25 pattern	DPMS pattern

FAQ

What is the barrel twist rate on the PTR-91 A3SK?

The barrel has a 1-in-12″ twist, which stabilizes typical 147-175 grain .308 bullets well for precision work. Heavier match loads (178-180 gr) may still perform, but 1-in-12 is optimized for standard-weight projectiles.

Does the PTR-91 A3SK accept standard HK91 magazines?

Yes. The rifle uses standard HK91/PTR-91 pattern magazines. It ships with a 10-rounder, but 20-round and 30-round magazines are widely available and work without modification.

Is the PTR-91 A3SK accurate enough for competition?

Absolutely. With quality match ammo, expect sub-2 MOA groups at 100 yards. The roller-delayed system provides consistent bolt lock-up, and the tapered barrel reduces vibration. Many shooters use the A3SK in 3-gun and tactical matches.

Can I mount a scope on the PTR-91 A3SK?

Yes. The receiver has a factory-installed scope rail (claw-mount pattern). You can attach a Picatinny rail mount or use a direct claw-mount scope base. The slim handguard does not have built-in rails, but clamp-on rail sections are available.

What is the warranty on this rifle?

PTR Industries offers a limited lifetime warranty on the receiver, with a one-year warranty on other components. Contact PTR directly for warranty claims or repairs.

Ready to Run

The PTR-91 A3SK .308 / 7.62 NATO 16″ 10rd Black gives you a battle-proven platform at a competition-friendly price. With a 16-inch barrel, roller-delayed action, and slim furniture, it’s ready for the line. According to industry data, the HK/PTR roller-delayed platform holds roughly 12% of the .308 semi-auto market among competitors—a testament to its reliability.

• ✓ Nationwide delivery (all 50 states)
• ✓ Ships 1-2 business days
• ✓ 30-day returns
• ✓ Secure checkout

Browse more options: Semi Auto Rifles | .308 Rifles | PTR Industries

Last updated: April 2026