11% off
Specifications
- Brand
- CMMG
- Weight
- 2.00 lbs
- UPC
- 815835016238
- SKU
- RSR-CMMG30D120A
Details
Product details
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly head spaced.
- 1:7 Twist 4140 Chrome moly.
- 5/8X24 thread pitch.
- Medium taper profile.
- Carbine length gas port .750" gas block Journal.
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