CMMG MK4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Tungsten
All CMMG upper receivers3 options
- Coyote · Tanout of stock
- Midnight · Bronzeout of stock
- Tungsten, this page
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CMMG
Overview
The CMMG MK4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Tungsten is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
CMMG MK4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Tungsten
3 options
- Coyote · Tanout of stock
- Midnight · Bronzeout of stock
- Tungsten, this page
Available Merchants(1)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the CMMG MK4 5.56X45mm NATO Resolute Upper Group Receiver 16.1in Tungsten to a build in April 2026.
Today the one retailer we track is out of stock. Listed prices start at $829.99 at Optics Planet for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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