Sons of Liberty Gun Works SOLGW M4-L89 URG 14.5 5.56 P/W PLN B
$997.99
The SOLGW M4-L89 URG is a high-performance upper receiver group designed for the AR-15 platform, featuring a 14.5″ barrel chambered in 5.56 NATO and a pinned and welded Plan B flash hider for a total length of 16″. With a robust 13.75″ L89 rail and a sleek matte black finish, this upper receiver is built for precision and durability, making it an excellent choice for sport shooting and home defense. Note that it does not include a bolt carrier group or charging handle.
2 in stock
Sons of Liberty Gun Works M4-L89 Upper Receiver Group, Upper Receiver, 5.56 NATO, 14.5″ Barrel with Pinned and Welded Plan B Flash Hider (16″ OAL), Fits AR-15, Matte Finish, Black, Includes 13.75″ L89 Rail, Does Not Include BCG or Charging Handle U-M4L89-556-145-PB
| Weight | 4.063 lbs |
|---|---|
| Dimensions | 30.500 × 3.250 × 3.000 in |
| Manufacturer | Sons of Liberty Gun Works |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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