Sionics Weapon Systems Patrol Three AR-15 SBR LE Edition - 11.5"

Manufactured by Sionics Weapon Systems
Manufactured by Sionics Weapon Systems
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The Sionics Weapon Systems Patrol Pistol Three SBR LE Edition comes with all the upgrades you would want to add to a standard build. The Patrol Pistol Three features a 11.5" SIONICS premium barrel and 10.8" SIONICS handguard with an M-LOK 5-Slot rail piece. The premium 41V50 steel barrel chambered in 5.56 NATO features a medium contour, 1:8 twist rate, durable Nitride finish, and A2 flash hider. The 10.8" SIONICS Handguard features M-LOK attachment slots for endless customization with your favorite lights and grips. The Mil-Spec upper and lower receivers are forged from durable aluminum and assembled with an ambidextrous safety selector, Raptor Ambidextrous charging handle, and SIONICS enhanced mil-spec trigger.

  • 11.5" 41V50 steel barrel - Medium weight, chrome lined, 1:7 twist
  • Radiograph and MP inspected
  • Carbine-length, direct-impingement gas system
  • A2 flash suppressor muzzle device
  • 8620 M16 bolt carrier - NP3 coated
  • Carpenter No. 158 bolt - HP/MPI Tested
  • Black insert and Sprinco 5-Coil heavy extractor spring - NP3 coated
  • Forged 7075-T6 aluminum lower receiver
  • SIONICS enhanced mil-spec trigger
  • Ambidextrous safety selector
  • 6 Position mil-spec receiver extension
  • Carbine "H-2" Buffer
  • Raptor ambidextrous charging handle
  • Sprinco blue action spring
  • SBA3 Brace Stock
  • Magpul MOE K2 grip
  • Magpul MBUS Pro front and rear sights
  • Magpul 30 round magazine

The bolt carrier group included with this 5.56 Pistol features a Carpenter 158 bolt head that is high pressure tested, magnetic particle inspected, and shot-peened for long-lasting durability. Additionally, it has a Nickel coating to decrease friction and a Sprinco blue action spring for long-term reliability. 

Additional aftermarket accessories included with the Patrol Rifle Three are a Magpul K2 pistol grip, SBA3 Brace stock and a 30 round PMAG. It also comes with a Sionics QD endplate and Magpul MBUS Pro front and rear sights.

A SIONICS Weapon System is a firearm that is more than just built from the ground up by master gunsmiths for professionals in the field. They're more than just an assembly of quality components. Every firearm built by SIONICS is carefully crafted from the best components available by a single master gunsmith. After that, a second master gunsmith puts it through a 19-point quality inspection and test firing process to ensure that every SIONICS firearm has is built without compromise.
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Barrel Coating
Barrel ContourMedium
Barrel Length11.5
Barrel LiningChrome
Barrel Material41V50 Chrome Moly Vanadium Steel
BrandSionics Weapon Systems
Caliber Gauge5.56 NATO
FinishHardcoat Anodized
Gas System LengthCarbine
Gas System TypeDirect Impingement
Magazine Capacity30
Muzzle DeviceA2 Flash Hider
Twist Rate1:7
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to

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