Home / AR Parts / Sons Of Liberty Gun Works / M4-89 5.56x45 Nato Assembled Upper Receiver - M4-89 5.56x45 Nato 12.5'''' Bbl 11.5'''' M89 Rail W/A2 Flash Hider
Sons of Liberty Gun Works M4-89 5.56x45 NATO 12.5in Assembled Upper Receiver
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Specifications
Caliber
Model
MPN
M489UPPER-12.5-556
UPC
676821222589
Barrel Length
12.5"
Fits
AR-15 lower receiver
Platform
AR-15
Mount Type
M89 Rail
Gauge/Chamber
5.56x45mm NATO
Description
The SOLGW M4-89 Upper Half comes with SOLGW's Combat Barrel and M89 Rail, and is available in 12.5" and 13.7" 5.56, with A2, NOX or ASR muzzle devices. No BCG or C/H *13.7" barrels come pinned and welded flash hiders for OAL of 16"* Mfg: Sons Of Liberty Gun Works