Description
This CMMG Mk4 PDW complete lower receiver is built for compact performance and top-tier control. Outfitted with the CMMG Zeroed line of components, it includes a drop-in trigger, ambidextrous safety selector, bolt catch, and mag release – all engineered for reliability and ease of use in any setup.
The B5 grip offers comfortable ergonomics for sustained handling, while the patented PDW stock delivers a compact footprint with full functionality. This system is compatible with any mil-spec bolt carrier group and is optimized for both traditional and CMMG’s Radial Delayed Blowback platforms without needing additional components.
Perfect for anyone building a premium AR pistol or SBR-style platform, this lower is ready to pair with your upper for high-performance duty, range, or tactical use.
Specifications:
| Specification | Detail |
|---|---|
| Brand | CMMG |
| Model | Mk4 PDW Complete Lower |
| Grip | B5 Systems |
| Trigger | CMMG Zeroed Drop-In |
| Safety Selector | CMMG Zeroed Ambidextrous |
| Bolt Catch | CMMG Zeroed |
| Mag Release | CMMG Zeroed Ambidextrous |
| Takedown Pins | Heavy-Duty |
| Buffer System | Patented CMMG PDW Compatible System |
| BCG Compatibility | Mil-spec & Radial Delayed Blowback |
| Stock | 2-rod PDW Collapsible Stock |
| Finish | Hardcoat Anodized |
| MSRP | $899.95 |
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