FOR IMMEDIATE RELEASE: June 03, 2020
San Tan Tactical
info@santantactical.com
San Tan Tactical® Announces the collaboration with Hornady Mfg® and Proof Research® on the New 6ARC (Advanced Rifle Cartridge) STT-15-6ARC Rifles
CHANDLER, ARIZONA: San Tan Tactical®, Hornady Mfg® and Proof Research® have partnered up on the San Tan new 6ARC rifles. San Tan’s innovative high quality firearm systems and unparalleled performance in combination with Hornady’s New 6ARC round originally developed for a specialized group within the US DoD, and Proof Research premium carbon fiber barrels take the AR15 platform to a whole new level!
The Hornady 6ARC Round
Hornady Mfg® a leading ammunition manufacturer, provides world-class performance in a 6ARC factory-loaded cartridge. The high-performance, match-accurate round features an excellent cartridge-to-chamber relationship and shoots exceptionally well. The 6ARC is commercially available in 108gr ELD-MATCH, 105gr BTHP BLACK and 103gr ELD-X -Precision Hunter loads. The ELD-Match round boasts a G1.536BC.
6mm ARC Advanced Rifle Cartridge
Advanced.
Versatile.
Efficient.
Effective.
Tested, selected and fielded by a specialized group within the US DoD for its multi-purpose combat rifle program, the 6mm ARC is an extremely versatile cartridge that does everything much larger cartridges can, and everything that smaller cartridges can’t. Designed to meet the demanding needs of the world’s toughest critics, the 6mm ARC is a truly advanced cartridge capable of utilizing high BC, efficient 6mm bullets for unprecedented levels of performance from such a compact platform.
Advanced–Purpose built to achieve performance never before delivered from the AR-15 platform by providing the ultimate blend of system weight, performance and shootability.
Versatile-Equally at home in AR-15 platforms and short or micro action bolt guns and suitable for a variety of applications from personal defense, match shooting, hunting as well as military and law enforcement use.
Efficient –Balanced application of cartridge and chamber geometry & interface, propellant design and bullet selection for optimum performance and barrel life, the 6mm ARC has unmatched long-range performance from the AR-15 or micro action platform.
Effective–Excellent terminal performance from an assortment of bullet selections, for a variety of applications.
Accurate
–Features match accurate Hornady bullets that are held to the tightest tolerances in our test lab.
Low recoil
-Utilizes an efficient propellant charge and bullet weight combination.
-Self-spot impacts on or off target to make rapid adjustments.
-Less felt recoil than larger short action based (308 Win family) cartridges.
Flexible
-Factory ammunition offerings in a variety of bullet styles may be complemented by the handloader who has a multitude of 6mm bullets to choose from for specialized applications from varmint and deer hunting to match shooting needs
6mm ARC Load Data
81608 6mm ARC 108gr ELD-MATCH
Muzzle Velocity = 2750FPSwith 24" test bbl
G1 BC = .536
SD = 261
Min Twist Rate = 1-8”
81604 6mm ARC 105gr BTHP BLACK
Muzzle Velocity = 2750FPSwith 24" test bbl
G1 BC = .530
SD = 254
Min Twist Rate = 1-8"
81602 6mm ARC 103gr ELD-X -Precision Hunter
Muzzle Velocity = 2800 FPS with 24" test bbl
G1 BC = .512
SD = 249
Min Twist Rate = 1-8
The Proof Research® 6ARC Carbon Fiber Barrel
The STT-15-6ARC and STT-15-6ARC-Lite both are configured with industry leading Proof Research® Carbon fiber barrels. Known synonymously for their quality, ultra lightweight characteristics and superior accuracy. Featuring a 6ARC Chamber,18” Length, 7.5 Twist, Rifle gas, .750 diameter gas block.
STT-15-6ARC RIFLE
The San Tan Tactical STT-15-6ARC rifles are a superb example of industry leading technologies from companies pushing the envelope with a desire to achieve more! With the other wildcat caliber’s coming to market over the recent years, the recent 6.8 military requirement, all in an attempt to pursue the maximum output from the AR15 platform.
The Hornady 6 ARC cartridge combined with their variety of projectiles currently available allows a significantly increase in capability above and beyond what is currently available in the AR15 platform. The capability to weight savings is seen in out STT-15-6ARC-Lite, the slick sided billet matched receiver set with out signature lightening pillar cuts. Removing as much weight as possible without sacrificing strength and performance.
STT true matched pillar billet sets, hand finished, matching serial numbers. The upper is cut from a single solid 7075T6 Certified Aerospace Aluminum. Propriety special burnished bore that gives a compacted internal surface, resulting in a much smoother surface finish. The bore, receiver extension face, barrel nut threads and barrel extension surfaces are all machined in one operation ensuring that they are perfectly concentric and perpendicular to the barrel assembly.
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