Battle Arms Development AR-15 Monolithic PDW Lower Receiver + Stock System

In stock
Battle Arms Development AR-15 Monolithic PDW Lower Receiver + Stock System


  • Built-In PDW Stock System
  • Ultra Compact Design - 4.75" Stock Length for Ultimate Concealment
  • Proprietary Ultra Compact Buffer & Recoil Spring System - Compatible with MilSpec M16/AR15 Bolt Carrier 
  • Self Contained Buffer System - No Proprietary Bolt Carrier Required!  Ability to "Shotgun" the Upper
  • Monolithic Engineering - Receiver and PDW Stock Housing Precision CNC From Single Block of Billet 7075-T6 Aircraft Grade Aluminum for Superior Strength and Lightweight Design
  • Interchangeable Cheek Rest for Versitility (Color Cheek Rest Options Available In the Future)
  • Continous Cheek Weld for Ultimate Comfort and Stability/Accuracy
  • Billet CNC Milled 7075-T6 Aluminum Buttstock
  • (1) Build-In, Integral QD Sling Points at Rear of Receiver Stock Housing & Buttstock
  • Heat Treat & Harden S7 Tool Steel .315" Dia. Guide Rods for Ultimate Impact Strength and Durability
  • No Metal-To-Metal Contact between Guide Rods and Receiver Housing 
  • New Industry Standard in Smooth Stock Operation with Linear Motion Guide Bushings
  • (4) Locking Stock Positions - Lockable in Both Direction.  From 4.75" Fully Collapsed to 8.75" Fully Extended (measured from rear of receiver to end of stock)
  • Dimpled Locking Stops with Stainless Steel Ball Bearing & S7 Tool Steel Locking Latch
  • Ambidextrous Bolt Release (hardware included)
  • Ambidextrous Magazine Release (hardware included)
  • MIL-A-8625F, Type III, Class 2, Hard Anodized Flat Black Finish
  • Compatible with TDP/Mil Standard AR Lower Receiver Parts (except for built-in proprietary components)
  • Dimensional Accuracy Inspection
  • All Sharp Edges De-Burred Sharp by Hand
  • Pictograph Selector Markings Properly Marked for 90° Safety or  BAD-ASS-ST / BAD-CASS-SA-ST Short Throw Ambidextrous Safety Selectors
  • Receiver Safety Selector Hole & Internal Wall Machined with Relief Cut for Battle Arms Development "SHORT-THROW / REVERSIBLE" Ambidextrous Safety Selectors
  • Multi Caliber Marking for Build Versatility
  • Flared, Deep Beveled Magwell
  • Easy in Install Set Screw Bolt Catch Pin (Pin Included)
  • Captured Takedown Pin Detent Spring (Set Screw Included)
  • Upper/Lower Receiver Tension Screw (Screw included)
  • Integrated Trigger Guard
  • All Components, material, and packaging made in the USA
  • Laser Engraved Logo
  • Patents Pending: Monolithic Design, Stock Locking Mechanism, and Ultra Compact Buffer & Recoil Spring System
Additional Components Include:
  • BAD-CASS-SA-ST - Combat Ambidextrous Safety Selector - 50°/90° Reversible - Standard & Short Lever
  • BAD-ATG - Battle Arms Development Adjustable Tactical Grip - 3 Grips-In-One - 3 Different Angles
  • BAD-EMMR-L-B - Enhanced Modular Magazine Release - Large Finger Pad - Black 
  • BAD-EPS - Enhanced Pin Set (Enhanced Pivot Pin & Enhanced Takedown Pin)
  • BAD-EBS - Enhanced Bolt Stop - CNC Milled from Billet 17-4 Stainless Steel
  • MilSpec Magazine Release & Spring
  • Bolt Catch Detent & Spring
  • Buffer Detent & Spring




  • Will not work with solid filled 9mm bolt carrier
  • Buffer system is designed for 5.56/.223 direct gas impingement system 
  • Buffer system can work with piston driven AR if the rear, internal dimensions of the bolt carrier is Mil-Spec
  • Use of FAIL ZERO NICKLE BORON Bolt Carrier may cause damage to the buffer system due to the I.D. (Inside Diameter) of the BCG being undersized
  • Inside, rear cavity of the bolt carrier must be .625" diameter x .625" deep minimum to clear the buffer.  Damage may occur if proper clearance isn't met.


FFL Required Before Shipping. 

Please have your dealer email their license to [email protected] or they can also fax it in. Please give us a few days to process the information.

More Information
Manufacturer Battle Arms Development Inc
Finish No
Barrel Length No
Caliber No
Configuration No
Option No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No