Lower ReceiversPremium
CMMG
CMMG Mk9 Lower Receiver (Colt 9mm Mags)
Dedicated Colt SMG-style 9mm lower for builders who want straight metal magazines and CMMG Mk9 compatibility.
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Quick Specs
- Price
- $250
- Weight
- N/A
- Brand
- CMMG
- Category
- lower-receiver
Features
- •Colt SMG-style 9mm magazines
- •Dedicated 9mm magwell
- •CMMG Mk9 / RDB compatibility
- •AR-pattern controls and furniture layout
- •Best paired with 9mm Luger-marked CMMG barrels
Capability Boosts
Reliability+1
Recommended For
Home Defense
Duty/Patrol
duty
Outdoor Defense
first pistol
new shooters
+11 more
Compatibility Tags
family: pccfamily: ar-patternplatform: custom-ar-9caliber: 9mmmag-type: colt-9mmtrigger: ar-fcgstock-interface: ar-buffer-tubear9-system: cmmg-rdb
Compatible Platforms
Pairs Well With
Top matchesCustom
Custom AR-9 (Build From Scratch)
4 shared compatibility tags
Good
Sig Sauer
Sig MCX Virtus Patrol 16"
1 shared compatibility tags
Good
Sig Sauer
Sig MCX Rattler LT 6.75"
1 shared compatibility tags
Good
Sig Sauer
Sig MCX Spear-LT 11.5"
1 shared compatibility tags
Good
Sig Sauer
Sig MCX Spear-LT 9" .300BLK
1 shared compatibility tags
Good
Primary Weapons Systems
PWS MK111 MOD 2-M Rifle .223 Wylde (SBR)
1 shared compatibility tags
Good
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Guides
Build Your Custom Configuration
Add the CMMG Mk9 Lower Receiver (Colt 9mm Mags) to your build and see how it enhances your platform.