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
| Manufacturer | Sons Of Liberty Gun Works
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| Model | U-M4L89-556-145-PB
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| UPC | 657628673033
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| Caliber | 5.56x45mm NATO
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| Unit/Measure | ea
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| Stock | 0
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| Availability | Out of stock |