These L89 Upper Receiver Groups are built using SOLGW forged upper, V2 Button rifled barrels, their V2 4140 gas block, and offered in a variety of length and muzzle device options. BCH and Charging Handles are not included.
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$1,021.25 SOLGW L89 V2 5.56 13.7″ HUX BLK Total in Stock: 6 Total in Stock: 6 644625068115 Sons of Liberty Gun Works M4L89UPPER-13.7-556XL .223 Wylde Button-Rifled 13.7" Pinned (16" OAL) Flash Hider Black Low Profile Gas Block Upper Complete Upper Receivers L89 Anodized 1-7 Assembled 1/2-28 13.75''
SOLGW L89 V2 5.56 13.7″ HUX BLK
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