Tag: piston

[SHOT 2018] Primary Weapon Systems and Bootleg


In today’s episode, we follow Miles to Shot Show 2018 at the PWS booth. Primary Weapon Systems is known for their long stroke piston system AR platforms. This year for 2018, PWS is releasing their M line of products offering MLok rails as well as adding a radian charging handle, ambidextrous [Read More…]

Adams Arms

Results of US Marine Corps Infantry Automatic Trials Released Through FOIA Request

Today, a variant of the Heckler & Koch HK416 rifle is the standard squad infantry automatic rifle (IAR) of the United States Marine Corps, as the M27. At one time in the mid-2000s, though, companies from Colt to LWRC competed against each other in a competition to [Read More…]

Adams Arms XLP Low Profile Gas Block

Adams Arms recently released their new XLP Low Profile Gas Block. It’s 30% lighter than their standard AR-15 piston kit gas block (which comes with their kits that you install on a direct impingement AR-15) and 20% lighter than the standard pinned block that comes [Read More…]

New Stag Arms Model 8 (Piston)

Stag Arms’s newest AR-15 is the piston operated Model 8 carbine. Stag have not released much information about the rifle. It looks much the same as their M4-style Model 3 carbine. I am not sure if the piston system is their own design (if you can identify, please [Read More…]

POF-USA P-308

The POF-USA P-308 is a interesting rifle. It is a gas piston operated rifle, based on the AR-10/AR-15 design and requires no lubrication. 14.5″ version They achieve this by plating the upper receiver with silicon nickel and chroming and heat treating the bolt and [Read More…]