AR 15 Parts and Accessories for sale at Primary Arms. Your one stop shop for all your firearms and gun parts with outstanding customer service.
The Holosun HE509 will be the first enclosed reflex sight to feature the Primary Arms Optics patented ACSS Vulcan reticle system, which made waves in 2021 for its entirely novel approach to sight acquisition. The Vulcan’s center aiming point is a 10 MOA chevron, which is surrounded by a la...
HOUSTON, TEXAS – Primary Arms Optics has announced its sponsorship and attendance for the Tactical Games 2021 National Championship, which runs from November 19 to the 21 at the Reveille Peak Ranch in Burnet, Texas. The Tactical Games 2021 National Championship brings together the nation’s ...
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Torture Testing the Primary Arms SLx 1x Microprism and RISE Armament Watchmen I’ve done a multitude of different torture/endurance tests on various firearms, optics and other firearms-related accessories. This started when I was a much younger deputy sheriff and was all in an attempt to see...
Primary Arms Cyclops,while using almost the same optics, employs a more sophisticated DBC reticle to enable range-finding and drop compensation to several hundred yards. The PA Cyclops employs a sophisticated DBC reticle. Without magnification, the makers have to find a balance somewhere between feat...
good enough for some applications, these are generally not made strong enough to be considered for use on a rifle you’d actually like to shoot often. quality ar parts manufacturers don’t produce these types of lowers, and we at primary arms don't carry any. there are also ...
One ofPrimary Arms’ most popular product linesis its scopes. SLx Prism Scopes, in particular. They released their SLx 3x32mm Gen III Prism Scope a short time ago. How good is it, and how does it differ from their Gen II model?
Patients were also encouraged to return for examination if vision deteriorated at any time after surgery. Retreatment surgery was offered free of charge. The same nomogram was used for all treatments. 2.4. Matching Primary and Repeat PRK Arms The primary and repeat PRK groups were matched for ...
As a result, metallic cubic dendrites exhibit crystallographically-related features, such as primary trunks, secondary and tertiary side arms, and sometimes arms of even higher order. In directional solidification, the heat transfer is constrained through the solid, which results in primary trunk ...