38D920A : Barrel Sub-Assm, 12.5" MC 4140CM SBN, 308 Win
SKU
166076
Perfect for building your custom MK3 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced.
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- 12.5?
- Medium Taper Profile
- 416 Stainless Steel
- Salt Bath Nitride Finish Inside and Out
- 1:10 Twist
- 308 WIN Chamber
- Threaded 5/8-24
- Mid-Length Gas Port
- .750? Gas Journal
| Barrel Parts | Barrels |
|---|---|
| Compatibility | AR15 |
| Caliber/Gauge | 308 Win. / 7.62x51 NATO |
| Ported or Threaded | Threaded |
| Barrel Length (inch) | 12.50 |
| Manufacturer Number | 38D920A |
| UPC | 815835016351 |
| Color | Black |
| Brand | CMMG |