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Liberator-SG 10.5" 80% AR Pistol Kit




Liberate yourself from NFS Tax stamp nonsense

Liberate yourself from absurdly long AR's

This Product can not be shipped to the following states: Hawaii,New Jersey,Washington
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80% Pistol Kit

  • 10.5" Barrel Length
  • Carbine Gas System
  • Phosphate Finished Barrel
  • 5.56 NATO Chamber
  • 1 in 7" Twist Rate
  • Standard Handguards, Sniper Grey
  • F-Marked Front Sight Post
  • A2 Flash Hider 
  • Forged Upper Receiver
  • Carpenter 158 Nitride BCG & Charging Handle
  • Pistol Lower Build Kit, Sniper Grey


The RL556v3™ features Polymer80’s proprietary polymer composite, a solid core design, flared magwell, and heavier mil-spec buffer tube housing. The pistol grip area features a unique threadless design specific to Polymer80 rifle lowers.

The kit includes:

  • 80% Polymer AR15 Lower Receiver (Mil-spec)
  • Polymer Jig
  • Trigger Hole Drill Guide
  • Drill Bits and End Mill

The AR pistol allows the shooter to have the size, weight and maneuverability of an SBR, but without the NFA regulations. It's a a short AR-15, but with a different buffer tube and no stock.

Barrel: Phosphate finished chrome-moly barrel. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a carbine-length gas system. Barrel is is finished off with a Sniper Grey carbine-length handguard, F-Marked gas sight base, and A2 flash hider.

Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer.

Lower Build Kit:  Pistol lower build kit with KAK Industries Shockwave Blade, KAK industries Shockwave Buffer Tube, carbine latch plate, and classic fire control group.


200 Round Break in Period with full power ammo recommended