CMMG MK4 Receiver Set with RKM14 Key-Mod Handguard .223 Remington Cerakote Battle Worn Titanium AR-15 Upper and Lower Receiver Set

Description

Product Overview

Build your next AR-15 with a matched CMMG MK4 upper and lower receiver set paired with the CMMG RKM14 free-float Key-Mod handguard kit. These forged 7075-T6 aluminum receivers are finished in Cerakote Battle Worn Titanium and feature CMMG markings for a clean, coordinated look. The included RKM14 handguard uses a 14in free-float design with a 1.360in inside diameter and comes complete for proper installation.

Key Features

• Matched CMMG MK4 upper and lower receiver set for a cohesive AR build
• Forged 7075-T6 aluminum receivers for strong, lightweight construction
• Cerakote Battle Worn Titanium finish for durable corrosion resistance
• 14in RKM14 free-float Key-Mod handguard kit for stable front-end support
• 6061-T6 aluminum handguard with integrated barrel nut for a complete handguard setup

If you’re planning an AR-15 build, this MK4 receiver set with the RKM14 handguard is a solid foundation ready to be completed with the rest of your chosen components.