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Finish Your Lower Kit (Carbine): EX Performance Adjustable Stock + AR-15 Carbine Buffer Tube Kit + Complete Lower Parts Kit

Part Number: CO-21121
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On sale $84.99 $79.99
Retail Price:$84.99
Your Savings:$5.00(6%)
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Details

Finish Your Lower Kit (Carbine): EX Performance Adjustable Stock + AR-15 Carbine Buffer Tube Kit + Complete Lower Parts Kit

Upgrade your AR-15 with a premium lower completion package featuring the Adaptive Tactical EX Performance Adjustable Stock, a complete mil-spec lower parts kit, and a carbine buffer tube assembly. Designed for durability, comfort, and enhanced shooting performance, this kit combines Adaptive Tactical's innovative recoil-reducing stock technology with proven mil-spec lower components. Whether you're completing a new rifle build or upgrading an existing platform, this package delivers the essential components needed for a reliable and comfortable shooting experience.

Key Features

  • Adaptive Tactical EX Performance Adjustable Stock
  • Recoil-reducing honeycomb rubber buttpad design
  • Integrated QD sling attachment and standard sling swivel mounting point
  • Heavy-duty mil-spec carbine buffer tube assembly with 3 oz buffer
  • Complete AR-15 lower parts kit with fire control group and A2 pistol grip
  • Made in the USA with MPI and Rockwell-tested fire control components

Perfect For

  • Completing AR-15 lower receiver builds
  • Shooters seeking improved recoil management
  • Tactical, sporting, and recreational rifle applications
  • Builders wanting premium stock features without sacrificing durability
  • Users requiring multiple sling mounting options and adjustable length of pull

Adaptive Tactical EX Performance Stock

The Adaptive Tactical EX Performance Stock is engineered to deliver long-term durability and enhanced shooter comfort. Constructed from high-impact glass-filled polymer, this M4-style stock features an oversized steel adjustment pin, rapid-adjust length-of-pull lever, and a recoil-reducing vented rubber buttpad utilizing Adaptive Tactical's engineered honeycomb geometry. The innovative pad design helps distribute recoil forces more evenly, promoting greater comfort and control during extended shooting sessions. Integrated QD sling mounting capability and a molded non-rust sling swivel attachment provide versatile sling options, while covered adjustment pin areas improve handling comfort and simplify installation.

Complete Lower Parts Kit & Buffer System

Supporting the Adaptive Tactical stock is a complete mil-spec carbine buffer assembly featuring a 6061 aluminum six-position buffer tube, standard carbine recoil spring, 3 oz buffer, receiver end plate, and castle nut. The included lower parts kit provides all essential components needed to complete a stripped AR-15 lower receiver, including a complete fire control group, magazine release assembly, bolt catch assembly, safety selector components, and A2 pistol grip. All fire control components are MPI tested and Rockwell tested for dependable operation and long-term reliability.

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.

Specifications

Adaptive Tactical Stock Assembly

  • Adaptive Tactical EX Performance Adjustable Stock
  • Integrated QD Sling Attachment
  • Standard Sling Swivel Mount
  • Recoil-Reducing Honeycomb Rubber Buttpad

Carbine Buffer Tube Assembly

  • Mil-Spec 6-Position Buffer Tube
  • Standard Carbine Recoil Spring
  • 3 oz Carbine Buffer
  • Castle Nut
  • Receiver End Plate

Complete AR-15 Lower Parts Kit

  • Black A2 Pistol Grip
  • Pistol Grip Screw
  • Pistol Grip Lock Washer
  • Trigger Guard
  • Trigger Guard Roll Pin
  • Standard Trigger
  • Trigger Spring
  • Trigger Pin
  • Hammer
  • Hammer Spring
  • Hammer Pin
  • Disconnector
  • Disconnector Spring
  • Safety Selector
  • Selector Spring
  • Selector Detent
  • Bolt Catch
  • Bolt Catch Spring
  • Bolt Catch Roll Pin
  • Magazine Catch
  • Magazine Catch Button
  • Magazine Catch Spring
  • Front Pivot Pin
  • Pivot Pin Detent Spring
  • Takedown Pin
  • Takedown Detent
  • Buffer Retainer Pin
  • Buffer Retainer Spring


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