CMMG AR-15 Lower Parts Kit

CMMG AR-15 Lower Parts Kit Details

Everything you need to assemble or refresh your AR-15 lower is in one box with CMMG’s Lower Parts Kit. This kit comes complete with a mil-spec trigger group, ambidextrous safety selector, high-tensile pins, springs, and a robust magazine catch. Each piece is engineered for drop-in installation and built to CMMG’s high standards, making it the perfect foundation for custom builds or refurbishing worn lowers.

Kit Includes:

• Bolt catch/roll pin
• Bolt catch plunger/spring
• Trigger guard/roll pin
• Trigger
• Trigger spring
• Disconnector
• Disconnector spring
• Hammer
• Hammer spring
• Trigger/hammer retaining pins
• Safety, detent, & spring
• Magazine catch, spring, & release button
• Pivot/takedown pins, detents, & springs
• A2-style pistol grip/grip screw & washer
• Buffer retainer/spring 

Features & Benefits

• Comprehensive kit: trigger, safety, mag catch, pins, springs
• Built to mil-spec standards for reliability and compatibility
• Drop-in design for hassle-free assembly
• Ambidextrous safety selector adds tactical flexibility
• Perfect for DIY builds, custom enclosures, or refresh projects