CMMG Barrel Sub-Assembly 55DC70A 16.1" 5.56 NATO 4140 Chromoly Nitride AR-15 Compatible
by Cmmg
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Specifications
- Manufacturer:
- Cmmg
- Category:
- Barrel
- Caliber:
- 5.56x45mm NATO
- Weight:
- 36.8 oz (2.30 lbs)
- Length:
- 16.1"
- Estimated velocity:
- 2,650-3,025 fps
- UPC:
- 815835016153
- MPN:
- 55DC70A
- Required Component:
- Yes
Estimate only. Based on caliber + barrel length bucket. View details
Bundle Package
This is a bundled product that includes multiple components. The exact contents may vary - check the product description for more details.
• Complete assembly ready to use
• Multiple components included
• Value package pricing
The CMMG Barrel Sub-Assembly 55DC70A is designed for AR-15 platforms and provides builders with a quality 16.1-inch barrel made from 4140 chromoly steel with a durable salt bath nitride finish. Chambered in 5.56 NATO, this barrel supports custom upper assemblies with reliable features.
- 4140 chromoly steel with salt bath nitride finish
- 16.1-inch length, medium taper, midlength gas system
- 1:7 twist rate, 1/2x28 threaded muzzle
The barrel sub-assembly features a midlength gas system and a medium taper profile, making it well-suited for builders seeking strength and versatility when assembling AR-15 compatible rifles.
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