Sons of Liberty Gun Works M89 5.56 NATO CHF Barreled Upper - 13.9" - $799

Description

The Sons of Liberty Gun Works M89 upper receiver is a great choice for your next AR-15 build. This upper has a 13.9-inch barrel constructed from CMV steel with a mid-length gas system. The barrel has a 1:7 twist rate, suitable for stabilizing a wide range of 5.56 NATO ammunition.

Features:

13.9” 4150 CMV barrel, QPQ finish
Mid-Length Gas System
1:7 twist rate
1/2x28 threads
M89 Free Float Handguard
Engraved T-marks
Drivelock system
Black

SKU: M489UPPER-13-9-556-PAE