Finish Your Lower Kit (Carbine): Ambidextrous Safety Selector + M4 Style Stock + AR-15 Carbine Buffer Tube Kit + Complete Lower Parts Kit

Finish Your Lower Kit (Carbine): Ambidextrous Safety Selector + M4 Style Stock + AR-15 Carbine Buffer Tube Kit + Complete Lower Parts Kit

Complete your AR-15 lower with a proven combination of Mil-Spec components designed for dependable performance and everyday versatility. This Finish Your Build Kit combines a lightweight M4-style 6-position adjustable stock with a Mil-Spec carbine buffer tube kit, complete AR-15 lower parts kit, and an ambidextrous safety selector for enhanced control. Whether you're assembling a new rifle, replacing worn components, or upgrading an existing build, this package delivers the essential parts needed for a reliable and comfortable rifle configured around Mil-Spec compatibility.

Key Features

• M4-style 6-position adjustable stock with lightweight polymer construction
• Complete AR-15 lower parts kit with Mil-Spec fire control group
• Mil-Spec carbine buffer tube kit for reliable operation
• Ambidextrous safety selector for left- and right-handed shooters
• Integrated QD sling mount and traditional sling loop
• Compatible with standard Mil-Spec buffer tubes
• Durable construction designed for hard use
• Black finish for a clean, professional appearance

Perfect For

• Completing stripped AR-15 lower receivers
• Home defense and general-purpose rifle builds
• Tactical training and competition rifles
• Builders wanting ambidextrous controls
• Budget-conscious shooters seeking dependable Mil-Spec components

Adjustable M4 Stock for Everyday Performance

The included M4-style stock provides a lightweight, durable solution for virtually any AR-15 build. Constructed from high-impact polymer, it offers six adjustment positions that allow shooters to customize length of pull for improved comfort and weapon control. Integrated QD and traditional sling attachment points support a wide variety of carry configurations, while its Mil-Spec compatibility ensures a secure fit on standard carbine receiver extensions.

Complete Lower Assembly with Ambidextrous Operation

This kit includes a complete AR-15 lower parts kit containing the essential components needed to finish a stripped lower receiver, including the fire control group, A2 pistol grip, trigger guard, magazine catch assembly, bolt catch assembly, takedown and pivot pins, springs, detents, and installation hardware. The included ambidextrous safety selector enhances handling by allowing smooth operation from either side of the rifle, making the platform equally comfortable for left- and right-handed shooters while improving versatility during positional shooting and transitions.

Follow safe handling and manufacturer instructions. Ensure compliance with all applicable laws. Lower receiver not included. Verify all components are compatible with your specific lower receiver before assembly.