Price history at MidwayUSA
Recorded at MidwayUSA since Oct 9, 2026: low $26.99 (Oct 9, 2026), high $27.49 (Oct 11, 2026). Last checked Oct 26, 2026.
From the store's product feed and AvantLink's price records; feeds can lag the store's own site.
Product Description
The CMMG FourSix Magazine is designed exclusively to feed the 4.6x30mm cartridge. Designed to seat into a standard AR15-sized magwell in order to feed the CMMG FourSix upper receiver along with either a CMMG Mk4, or other AR15 lower group of your choice. The 10 round capacity magazine features the same profile and size as the 40rd FourSix magazines and similar exterior dimensions to most 30rd 5.56mm AR15 magazines, but are limited to 10 rounds to remain complaint in restricted areas.
CMMG FourSix Mk4 AR-15 Magazine 4.6x30mm 40-Round Polymer Black
at MidwayUSA
$27.49
Out of Stock
Price verified 2d ago
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