Sons of Liberty Gun Works M4-L89 Pinned and Welded Plan B 5.56 NATO Black Rifle
Caliber: 5.56 NATO · Capacity: 30
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Specifications
Action Semi-Automatic
Ambidextrous Safety No
Barrel Length 14.5 inches
Caliber / Gauge 5.56 NATO
Capacity 30
Finish Black
Grip Safety No
Magazines Included 1
Manual Safety Yes
Optic Ready Yes
Threaded Barrel No
Trigger Safety No
Description
Product Overview
The Sons of Liberty Gun Works M4-L89 is a semi-automatic AR-pattern rifle chambered in 5.56 NATO. It features a 14.5-inch barrel with a Plan B muzzle device that is pinned and welded to provide a legally compliant 16-inch barrel configuration. The rifle has a black anodized finish and includes B5 Systems furniture with a B5 pistol grip and B5 Bravo stock. A 30-round magazine is included, and the railed configuration is ready for the addition of an optic.
Key Features
- 14.5-inch barrel with a pinned-and-welded Plan B muzzle device for a 16-inch legal barrel configuration
- 5.56 NATO chambering supports widely available rifle ammunition
- Semi-automatic AR-pattern operation provides familiar controls and practical versatility
- B5 pistol grip and B5 Bravo stock improve handling and shooting comfort
- Railed configuration is ready for a user-selected optic
- Includes one 30-round magazine
The M4-L89 combines a practical AR-pattern configuration with B5 furniture and a pinned-and-welded Plan B muzzle device for a compliant 16-inch setup.
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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- SKU:
- M4-L89-556-145-
- UPC:
- 657628672432
- BUDS ID:
- 714036565
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876Uncle Lee's - Greenville, KY
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| Action | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic |
| Barrel Length (in.) | 14.5 | 14.5 | 16.1 | 14.5 | 14.5 |
| Caliber / Gauge | 5.56 NATO | 5.56 NATO | 5.56 NATO | 5.56 NATO | 5.56 NATO |
| Capacity | 30 | 30 | 30 | 30 | 30 |
| Finish | Black | Armor Black Cerakote | Black | Black | Anodized Black |
| Manual Safety | Yes | Yes | Yes | Yes | Yes |
| Optic Ready | Yes | Yes | Yes | Yes | Yes |
| Threaded Barrel | No | Yes | No | Yes | Yes |
| Ambidextrous Safety | No | Yes | Yes | No | No |
| Overall Length (in.) | N/A | N/A | 32.5 | 32.5 | N/A |
| Sights | N/A | N/A | Standard Sights | Standard Sights | N/A |
| Weight (lbs) | N/A | N/A | 7.3 | N/A | N/A |
| Actions | Current Item |



