Sons of Liberty Gun Works L89 V2, Complete Upper Receiver, 556NATO, 13.7" Pinned (16.5" OAL) Button-Rifled Barrel, NOX-9 Flash Hider, Low Profile Gas Block, Black M4L89UPPER-13.7-556

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.

Features:

• L89 Rails with 7-sided MLOK
• Integral QD Cups
• Button Rifled 4150CMV Barrel
• Low Profile Gas Block
• Steel Barrel Nut

Specifications:

• Manufacturer Id : SOLGW
• Accessories : Flash Hider
• Type of Barrel : Button-Rifled
• Barrel Length : 13.7" Pinned (16" OAL)
• Description : Low Profile Gas Block
• Caliber : 556NATO
• Manufacturer : Sons of Liberty Gun Works
• Manufacturer Part # : M4L89UPPER-13.7-556
• Model : L89
• Model 2 : V2
• Type : Upper
• Sub Category : Complete Upper Receivers
• Color : Black