How Ruger’s Small-Body 308 Runs Suppressed ::

We have been wringing out the SFAR for a number of weeks and, with the primary 500 rounds within the rearview, determined to go for some quiet time. 

Ruger’s new Small-Body Autoloading Rifle is aptly named, as it’s a .308 Winchester-chambered AR that, somewhat than canine pile atop the acquainted AR-10/SR-25 competitors, hit the market in a really AR-15 measurement. We’re speaking 6.8 kilos in weight and simply 34 inches lengthy when contemporary out of the field in its shorter carbine variant that sports activities a 16-inch barrel.

Ruger’s SFAR in its 16-inch carbine format. In addition they make it in a 20-inch mannequin, which might be a waste of time. (All images: Chris Eger/

RELATED: The .308 That Handles Like a .223 – Ruger SFAR Review

The useful little rifle is sort of completely set as much as mount a suppressor. 

The SFAR has an efficient two-port “Boomer” (not a joke) muzzle brake to assist redirect gasoline and tone down felt recoil. It does that in spades. Notice this video of us on the vary, paying shut consideration to the recognizing scope bag catching air to the left of the brake. It’s a thumper for positive. 


Ruger's new Small-Frame Autoloading Rifle, muzzle brake
The brake and its companion jam nut are simply eliminated and weigh a little bit over 3 ounces. Beneath are normal 5/8-24 TPI muzzle threads. 

Close to the decrease receiver pin simply ahead of the ejection port however earlier than the handguard is a set of dual gasoline ports, together with a collection of comparable ports within the bolt service to permit a straightforward escape for spent gasoline not wanted to cycle the rifle. Simple escape hatches, so to talk, somewhat than beating up the BCG and pushing extra gasoline out of the again of the receiver across the charging deal with and into the person’s face.

Notice the vents in each the bolt service and the facet of the higher. Now that could be a little completely different. 

The SFAR additionally makes use of a four-position adjustable gasoline block. Based on Ruger, most industrial ammunition will cycle optimally on setting “2,” which is a perfect place to begin when first capturing the rifle with new ammunition unsuppressed. The “0” location closes the block, successfully turning it right into a single-shot rifle with the charging deal with working the bolt. 

Place “3” is the biggest port opening and the carbine comes pre-set from the manufacturing unit on this setting. The block is definitely adjusted within the subject through using a 3/16-inch ball-end wrench that’s saved within the Magpul MOE grip backside. 

Ruger recommends utilizing the smallest gasoline port setting you will get away with that reliably cycles the motion together with your chosen ammo sort. How about setting “1”? Properly, that’s the setting for suppressed fireplace. Extra on that in a minute. 

We went with a SilencerCo Omega 36M. The 2-piece modular can is multi-caliber, operating every thing from .22 Hornet to .338 LM, making it versatile and offering a number of configurations for size, weight, and mounting choices. We have used it on every thing throughout a number of pistols, PCCs, sub-guns, and rifles, with out sacrificing efficiency. We used a 5/8-24 Charlie direct thread mount to make it simply suitable with the SFAR. 

Ruger's new Small-Frame Autoloading Rifle with SilencerCo Omega 36M
With the Boomer (!) brake eliminated and Omega 36M mounted in its lengthy configuration, we discovered the general size of the SFAR to hit just below 39 inches with the inventory collapsed. Weight, with the can, EoTech XPS, and sling put in, was 8.5 kilos. You could possibly shave a couple of ounces and inches from even these figures by operating the modular Omega in its shorter configuration or switching to one thing smaller just like the tubeless Harvester EVO series can

When it got here to perform testing, we ran the SFAR/Omega setup with 60 rounds of 149-grain military-surplus ball ammo and the regulator set at first to place “3” for starters, as a result of why not, proper? The outcomes are that we had a very good little bit of gasoline from these gasoline vents, however the tone of the muzzle bark dropped notably whereas the SFAR cycled and labored simply advantageous. See beneath. 

Nonetheless, we additionally encountered our first jam after dropping right down to the really useful place “1” setting and operating one other 100 rounds. 

Ruger's new Small-Frame Autoloading Rifle jam
A failure to completely extract. Notice the grungy situation of the rifle, a standard aspect of firing MSRs with a suppressor. 

Nonetheless, as soon as cleared, the SFAR continued ticking via the remainder of our vary session, and we logged a complete of 300 rounds with the can mounted, bringing us to a complete of about 800 rounds via the platform to this point. 

Keep tuned as we stretch its legs out to additional distances. 

Ruger's new Small-Frame Autoloading Rifle
The MSRP on the Ruger SFAR is $1,329. 


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