Home / Receiver Parts / Sons Of Liberty Gun Works / M4-L89 5.56x45 Nato Assembled Upper Receiver - M4-L89 5.56x45 Nato 13.9''''bbl 13.75'''' L89 Rail W/Nox9
M4-L89 5.56x45 Nato Assembled Upper Receiver - M4-L89 5.56x45 Nato 13.9''''bbl 13.75'''' L89 Rail W/Nox9
Lowest Listed Price
$837.19
MSRP
$0
Savings
See retailer
Retailers Reporting In Stock
0 Stores
Updated
Aug 26, 2026
Compare Deals from 1 Retailers
Sorted by lowest price
Specifications
MPN
M4L89UPPER-13.9-CHF-556
Description
The SOLGW M4-L89 Upper Half comes with SOLGW's Cold Hammer Forged version of their Combat Barrel and L89 Rail, and is available in 10.5", 11.5", 13.7", 13.9" and 14.5" 5.56, with Huxwrx, NOX or ASR muzzle devices. No BCG or C/H * 13.7", 13.9", and 14.5" barrels come pinned and welded flash hiders for OAL of 16"* Mfg: Sons Of Liberty Gun Works
