CMMG MK57 Lower Receiver Assembly 5.7x28mm FN Tungsten Frame
Caliber: 5.7x28mm FN
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Specifications
Action Semi-Automatic
Caliber / Gauge 5.7x28mm FN
Finish Tungsten
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
Description
Product Overview
The CMMG MK57 Lower Receiver Assembly is an AR-15 compatible frame designed for 5.7x28mm FN builds. Its dedicated magazine well accepts FN Five-seveN pattern magazines, providing a practical foundation for assembling a compatible semi-automatic firearm. The Tungsten finish gives the receiver a distinctive factory appearance while retaining the familiar AR-15 control layout.
Key Features
- Dedicated 5.7x28mm FN lower receiver design
- Accepts FN Five-seveN pattern magazines
- AR-15 compatible platform for compatible builds
- Tungsten factory finish
- Suitable foundation for a semi-automatic firearm assembly
Build a compatible 5.7x28mm FN platform with the CMMG MK57 Lower Receiver Assembly.
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Free and Fast Shipping to the Lower 48 States.
- SKU:
- 57CA2CB-TNG
- UPC:
- 810097506596
- BUDS ID:
- 740001915
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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 | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic | Semi-Automatic |
| Caliber / Gauge | 5.7x28mm FN | 5.7x28mm FN | 5.7x28mm FN | Multi-Caliber | 5.56 NATO |
| Finish | Tungsten | Green | Tan | Black | Black |
| Manual Safety | N/A | Yes | Yes | N/A | Yes |
| Barrel Length (in.) | N/A | 16.5 | 16.5 | N/A | N/A |
| Capacity | N/A | 10 | 10 | N/A | N/A |
| Overall Length (in.) | N/A | 30.5 | 30.5 | N/A | N/A |
| Sights | N/A | Standard Sights | Standard Sights | N/A | N/A |
| Weight (lbs) | N/A | 4.2 | 4.2 | N/A | N/A |
| Optic Ready | N/A | Yes | No | N/A | N/A |
| Threaded Barrel | N/A | Yes | No | N/A | N/A |
| Actions | Current Item |
