CMMG MK4 Stripped Lower Receiver - Black
Start your next AR-15 build with a proven foundation. The CMMG MK4 Stripped Lower Receiver is precision machined from forged 7075-T6 aluminum, delivering true mil-spec strength, durability, and compatibility.
Finished in a sleek Cerakote Armor Black, this stripped lower provides enhanced corrosion resistance and a clean, professional look. Designed to accept standard mil-spec lower parts kits and components, it offers broad compatibility for custom builds chambered in .223 Remington / 5.56 NATO.
Forged 7075-T6 Aluminum
Mil-spec strength and durability.
Cerakote Armor Black Finish
Added protection with a premium appearance.
Mil-Spec Compatibility
Accepts standard AR-15 lower parts kits and components.
Multi-Caliber Marked
Designed for .223 Remington / 5.56 NATO platforms.
Stripped Configuration
Customize your build from the ground up.
Specifications
- Model: MK4
- Type: Stripped Lower Receiver
- Platform: AR-15
- Caliber Marking: .223 Remington / 5.56 NATO
- Material: Forged 7075-T6 Aluminum
- Finish: Cerakote (Armor Black)
