Click to see full view
CMMG
Overview
The CMMG Resolute MK3 8.6 Blackout 16.1 inch Upper Receiver CMM is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
CMMG Resolute MK3 8.6 Blackout 16.1 inch Upper Receiver CMM
Available Merchants(1)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the CMMG Resolute MK3 8.6 Blackout 16.1 inch Upper Receiver CMM to a build in May 2026.
Today the one retailer we track is out of stock. Listed prices start at $499.99 at Optics Planet for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which upper receiver to pick?
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
Frequently Built With
Popular alongside upper receivers on GunPartPicker
Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip & SL-S Carbine Stock
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Bravo Company M16 Bolt Carrier Group Black
Magpul AFG-2 Angled Fore Grip - Black
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
No reviews yet. Be the first to review this product!