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- Color:
- Black
- Finish:
- Salt Bath Nitride
- Caliber:
- 5.56x45mm NATO
- Barrel Length:
- 16 in
- Barrel Profile:
- M4
- Gas System Length:
- Mid Length
- Barrel Twist Rate:
- 1-7
- Additional Features:
- .750in Gas Block, 1/2in-28 Thread
Code: 2G2-ATB-FAM4556B-00-52517-BLK
MPN: 00-52517-BLK
Product Info for Franklin Armory M4 5.56 NATO Barrel
14.5 inch or 16 inch M4 Barrel. 5.56 NATO. 1x7. 4140 Steel. Salt Bath Nitride Chamber, Bore, and Finish. Carbine or Mid-length Gas System. A4 Barrel Extension, 8620 Steel. Index Pin Installed TDC. Threaded Muzzle Crown. Threaded 1/2-28. Labeled Between Gas Block and Muzzle with Caliber and Twist.![]()
Specifications for Franklin Armory M4 5.56 NATO Barrel:
| Manufacturer: | Franklin Armory |
| Color: | Black |
| Finish: | Salt Bath Nitride |
| Caliber: | 5.56x45mm NATO |
| Barrel Length: | 16 in |
| Barrel Profile: | M4 |
| Gas System Length: | Mid Length |
| Barrel Twist Rate: | 1-7 |
| Additional Features: | 1/2in-28 Thread, .750in Gas Block |
Package Contents:
- Franklin Armory M4 5.56 NATO Barrel
Franklin Armory M4 5.56 NATO Barrel Orderable Models
List of Orderable Models
- Franklin Armory M4-HTF R2 16 inch 5.56 NATO Midlength Barrel, Black, 00-52517-BLK , MPN: 00-52517-BLK , Code: 2G2-ATB-FAM4556B-00-52517-BLK
Franklin Armory M4 5.56 NATO Barrel Unavailable & Discontinued Models
List of Unorderable Models
- Franklin Armory M4-HTF R2 14.5 inch 5.56 NATO Midlength Barrel, Black, 00-52511-BLK , MPN: 00-52511-BLK , Code: 2G2-ATB-FAM4556B-00-52511-BLK
- Franklin Armory M4 16 inch 5.56 NATO Carbine Length Barrel, Black, 00-52501-BLK , MPN: 00-52501-BLK , Code: 2G2-ATB-FAM4556B-00-52501-BLK
- Franklin Armory M4 14.5 inch 5.56 NATO Carbine Length Barrel, Black, 00-52506-BLK , MPN: 00-52506-BLK , Code: 2G2-ATB-FAM4556B-00-52506-BLK