| SKU | SOLGWUM4L89556145HUX | |
| MODEL | M4-L89 Upper Receiver Group | |
| UPC | 657628673019 |
| $1,050.00 | NO TAX OUTSIDE NC |
*Pricing and availability subject to change without notice.
Sons of Liberty Gun Works is a manufacturer of quality firearms and parts, perfect for your next build, next competition, or next line of defense. Their small parts fit most mil-spec firearms. These uppers are built with L89 7-sided rails, forged uppers, and Liberty Fighting Barrels. There are multiple options of lengths and muzzle devices.
| Manufacturer Part Number | U-M4L89-556-145-HUX |
|---|---|
| Barrel Length | 14.5" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Product Type | Upper |
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