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Mfg Item #: 35B5FE2
The 300 Series features a CMMG charging handle, a CMMG SV Brake, and a CMMG RML 15 M-Lok handguard. Chambered in .350 Legend, this upper group is ready for your next AR build. The Mk4 platform accepts standard AR15-style magazines, and is the most versatile of the CMMG platforms, especially with the .22 LR, 5.7x28mm (Conversion), and 9mm conversions. It comes with a BCG.
| Shipping Length | 3.50 |
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