CMMG MK4 Fixed Complete Multiple Caliber Lower Receiver 5.56 NATO Matte Black AR-15 Lower Receiver
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Specifications
Action Double Action
Caliber / Gauge 5.56 NATO
Finish Matte Black
Grip Safety No
Manual Safety Yes
Trigger Safety No
Description
Product Overview
The CMMG MK4 fixed complete multiple caliber lower receiver is an AR-15 pattern, Mil-Spec forged 7075-T6 assembly built for compatibility with standard upper receivers. It features a single-stage Mil-Spec trigger, A2 pistol grip, and an A1-length fixed buttstock with a standard rifle spring and buffer setup.
Key Features
- Forged 7075-T6 aluminum construction for durability
- Type III hard coat anodized matte black finish
- Single-stage Mil-Spec trigger for consistent operation
- Standard AR-15 safety selector and A2 pistol grip
- A1-length fixed buttstock with standard rifle spring and buffer
- Standard AR-15 lower pattern with Mil-Spec takedown/pivot pin locations
Build your next AR configuration with a solid, Mil-Spec-compatible foundation from CMMG.
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
5.0 | 1 Reviews
- SKU:
- 55CA31A
- UPC:
- 815835012650
- BUDS ID:
- 719005903
Customer Reviews
5.0 out of 5
1 total reviews
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Latest Reviews
Charles S.
4 years ago
Verified Purchaser
Great lower, highly...
Great lower, highly recommended!
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505
Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876
Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345
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| Action | Double Action | Double Action | Double Action | Single Action | Single Action |
| Caliber / Gauge | 5.56 NATO | 5.56 NATO | 5.56 NATO | .223 Remington, 5.56 NATO | .223 Remington |
| Finish | Matte Black | Black Hardcoat Anodize | Anodized | Black Hardcoat Anodized | Black hardcoat anodize |
| Manual Safety | Yes | Yes | Yes | Yes | Yes |
| Actions | Current Item |
