AR-15, AR-10, and M16 parts are used for building, repairing, upgrading, and maintaining compatible rifle platforms across a wide range of configurations and applications. They can include barrels, handguards, triggers, controls, upper and lower parts, gas system components, stocks, grips, and other essential pieces that support fit, function, and overall rifle performance. Different parts serve different roles depending on the platform, build goal, and intended use. This category includes AR-15, AR-10, and M16 parts built for compatibility, dependable function, and practical everyday performance.
Products List
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BATTLEARMS VERT V2 Cheek Rest Screw – Kydex
$0.75The VERT V2 Cheek Rest Screw is a precision replacement and upgrade component designed specifically for Kydex cheek rests on rifles and tactical stocks. Built for durability and ease of use, this screw ensures a secure and reliable mount for your cheek... -
BATTLEARMS SABERTUBE QD Lightweight Stock Kit
$199.95SABERTUBE® Mid Length or Rifle Length QD End Plate Lightweight Stock Combo Includes: SABERTUBE® Lightweight Receiver Extension/Buffer Tube, End Plate Model for the BAD-LBS Lightweight Butt Stock. Features: Midlength 8 1/4in or Rifle 9... -
BATTLEARMS VERT CSS Compact Stock System - Cheek Rest - Kydex Carbon Fiber Pattern
$25.00Replacement Kydex Cheek Rest for Vert CSS Stock -
BATTLEARMS VERT PDW Stock System - Cheek Rest - Kydex Carbon Fiber Pattern
$25.00Replacement Cheek Rest for VERT PDW Stock Monolithic Lower -
BATTLEARMS Simulated Wood Cheek Rest for BAD-CSS/PDW
$50.00Stainless Steel Simulated Wood Cheek Rest for BAD-PDW Monolithic Lower or BAD-CSS Compact Stock System UV Powdercoat Simulated Wood Coating -
BATTLEARMS BAD-CSS/PDW Tailhook Adapter
$80.00VERT® Stock System Adapter to convert for use with GearHead Works Tailhook Mod 1 Does not include: Tailhook Mod 1 Screws Cheek Rest Adapter Only. Installation instructions. Remove two screws from stock piece, remove the buttstock... -
BATTLEARMS AR15/M16 Carbine Buffer Spring
$4.00The AR15/M16 Carbine Buffer Spring is a Mil-Spec replacement recoil spring designed for carbine-length receiver extensions. This essential component ensures proper cycling, smooth operation, and reliable performance in AR-platform rifles and carbines... -
BATTLEARMS AR15/M16 Buffer – Standard Carbine / 3.0 OZ
$15.00AR15/M16 Buffer C (Standard) – Carbine Weight Brand: Battle Arms Development, Inc.Item: AR15-BUFFER-CUPC: 810033781117 The BATTLEARMS AR15/M16 Buffer – Standard C is a Mil-Spec carbine buffer designed for AR15/M16 platforms that use a carbine... -
BATTLEARMS VERT Heavy Extra Power Buffer Spring - Upgraded Spring / AR-15 / AR9 / 300 BLK
$26.50Optimize your AR platform's performance with the Battle Arms VERT Heavy Extra Power Buffer Spring. Engineered for superior recoil control and reliable cycling, this upgraded spring is ideal for AR-15, AR9, and .300 BLK configurations, especially those... -
BATTLEARMS VERT V2 PDW Buffer Kit (9mm) – Dedicated PCC (AR9)
$150.00VERT V2 PDW Buffer Kit (9mm) – Dedicated PCC (AR9) The Battle Arms Development VERT® V2 PDW Buffer Kit (9mm) is a dedicated buffer system engineered for 9mm PCC / AR9 platforms using the VERT Compact Stock System or the BAD-PDW Monolithic... -
BATTLEARMS SABERTUBE Quick Disconnect End Plate (AR15/M16/M4/AR9/AR10)
$34.99Battle Arms SABERTUBE Quick Disconnect End Plate (AR15/M16/M4/AR9/AR10) The Battle Arms Development SABERTUBE Quick Disconnect End Plate is a premium, purpose-built end plate designed to add a clean, secure sling attachment point to your rifle or pistol... -
BATTLEARMS Mil-Spec 6 Position Carbine Buffer Tube
$39.95Mil-Spec Receiver Extension / Buffer Tube, 6 Position Features: Mil-Spec Carbine Length Receiver Extension / Buffer Tube 6 Positions Precision CNC from 7075T6 Aircraft Grade Aluminum Impact Forging Mil-Spec Type III Hard Anodized Black Made in the... -
BATTLEARMS SABERTUBE Lightweight Pistol Length Buffer Tube Kit
$119.00SABERTUBE Lightweight Pistol Length Buffer Tube Kit – AR15 / M16 / M4 / AR9 The Battle Arms Development SABERTUBE® Lightweight Pistol Length Buffer Tube Kit is a compact, purpose-built receiver extension and QD end plate combo designed for AR... -
BATTLEARMS SABERTUBE Direct to Receiver Mid-Length Pistol
$99.99SABERTUBE® DIRECT TO RECEIVER PISTOL Receiver Extension Includes: (1) SABERTUBE® DIRECT TO RECEIVER *PISTOL* Receiver Extension/Buffer Tube COMPATIBLE WITH GEAR HEAD WORKS TAILHOOK MOD 1 with Stepped down OD (outside diameter) at end... -
BATTLEARMS Mil-Spec 6 Position Carbine Buffer Tube OD Green
$49.95Mil-Spec Receiver Extension / Buffer Tube, 6 Position Features: Mil-Spec Carbine Length Receiver Extension / Buffer Tube 6 Positions Precision CNC from 7075T6 Aircraft Grade Aluminum Impact Forging Anodized OD Green Color Made in the USA -
BATTLEARMS Mil-Spec AR15 LR308 Single Stage Trigger Kit
$45.95Single Stage Mil-Spec Trigger Includes Phosphate Mil-Spec Trigger Rounded Hammer Disconnector Trigger Spring Hammer Spring Disconnector Springs Trigger and Hammer Pins with a Black Oxide Finish -
BATTLEARMS EKG AK Trigger Kit
$39.95BAD-EKG... Powering the Kalashnikov heart within you. Features: Maximum compatibility with most standard production AK patterned firearms. Enhanced hammer geometry to eliminate that "hump" feel when charging the AK, to give you that smooth custom... -
Polished Nickel Teflon Enhanced Trigger Kit
$49.99nhanced Nickel Teflon trigger assembly features smooth,precision-machined engagement surfaces and Nickel Teflon coating that removes the grittiness found in mil-spec triggers and provides a cleaner "break”. This single-stage trigger is functionally... -
Adjustable Friction-less Trigger
$268.00Battle Arms Development Special Edition Trigger by Triggertech Repeatable User Adjustable Trigger Pull from ~2 to 5 lbs with click feedback indications Frictionless Release Technology (FRT)™ Zero Creep Short Two Stage... -
Enhanced Complete Lower Parts Kit
$135.00BAD-LPK-PKX Enhanced Complete Lower Parts Kit Consisting of the following: BAD-EBC-IC Enhanced Bolt Catch Cost friendly alternative Lightweight but Robust Design 0.39oz Compatible with Norgon Ambi-Catch Without Interference Raised "T-Shaped" Heel... -
3 Piece Enhanced Lower Parts Kit
$35.00BAD-LPK-PK3 3 Piece Enhanced Lower Parts Kit Consisting of the following: Enhanced Bolt Catch (BAD-EBC-IC), which is a cost-friendly alternative, without sacrificing the quality for your AR build! The AR-15 Cast Enhanced Bolt Catch is 8620 heat... -
BATTLE ARMS BAD-QRRTP - Quick Release Rear Takedown Pin
$30.00BAD-QRRTP Quick Release Rear Takedown Pin Features: Dual Function Easy Pull Head CNC Machined Comes with Detent and Spring Made in the USA! Patent US10101107B1 -
BATTLEARMS BAD-EPS-308 (Enhanced Pin Set) LR-308/SR-25/AR308
$29.95BATTLEARMS – BAD-EPS Enhanced Takedown & Pivot Pin Set (AR15/M16/M4/AR9) Item: BAD-EPS SKU: BAD-EPS UPC: 810033780394 Platform Compatibility: AR15 / M16 / M4 / AR9 The BATTLEARMS BAD-EPS® Enhanced Takedown and Pivot Pin Set upgrades one... -
BATTLEARMS AR15/M16 Takedown & Pivot Pin Detent Spring – AR15 Mil-Spec Replacement Part
$0.75Replace worn or lost detent springs in your AR15 or M16 rifle with this high-quality Mil-Spec spring from Battle Arms Development. Precision-engineered for reliability and durability, it’s perfect for custom builds, repairs, or routine maintenance... -
BATTLEARMS BAD-EPS FDE Aluminum Enhanced Takedown and Pivot Pin Set
$29.95Battle Arms Development Enhanced Pin Set (BAD-EPS) for the AR15 / M16 / M4 style rifles. The BAD-EPS features the following improvements and features: Precision Swiss CNC machined. AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower receivers with... -
BATTLEARMS BAD-EPS OD Green Aluminum Enhanced Takedown and Pivot Pin Set
$29.95Battle Arms Development Enhanced Pin Set (BAD-EPS) for the AR15 / M16 / M4 style rifles. The BAD-EPS features the following improvements and features: Precision Swiss CNC machined. AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower receivers with... -
BATTLEARMS BAD-EPS Purple Aluminum Enhanced Takedown and Pivot Pin Set
$29.95Battle Arms Development Enhanced Pin Set (BAD-EPS) for the AR15 / M16 / M4 style rifles. The BAD-EPS features the following improvements and features: Precision Swiss CNC machined. AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower... -
BATTLEARMS BAD-EPS Blue Aluminum Enhanced Takedown and Pivot Pin Set
$29.95Battle Arms Development Enhanced Pin Set (BAD-EPS) for the AR15 / M16 / M4 style rifles. The BAD-EPS features the following improvements and features: Precision Swiss CNC machined. AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower... -
BATTLEARMS BATTLE ARMS BAD-EPS Enhanced Takedown and Pivot Pin Set AR15
$29.00Battle Arms Development Enhanced Pin Set (BAD-EPS) for the AR15 / M16 / M4 style rifles. The set consists of the Enhanced Take-down Pin (BAD-ETP) and Enhanced Pivot Pin (BAD-EPP). Precision Swiss CNC machined from round stock steel bars,... -
PRO Safety Replacement Lever - Standard
$9.99Qty of 1. BAD-ASS-PRO Replacement Standard Long Lever Compatible with BAD-ASS-PRO family of safeties. BAD-ASS-PRO BAD-ASS-PRO-1522 BAD-ASS-PRO-FA BAD-ASS-PRO-LITE BAD-ASS-PRO-NITE -
BATTLEARMS PRO Safety Replacement Lever - Short
$9.99Qty of 1. BAD-ASS-PRO Replacement Short Lever Compatible with BAD-ASS-PRO family of safeties. BAD-ASS-PRO BAD-ASS-PRO-1522 BAD-ASS-PRO-FA BAD-ASS-PRO-LITE BAD-ASS-PRO-NITE -
BATTLEARMS AR15/M16 Ejector / Safety Selector Detent Spring
$0.50This quality, high tensile strength spring tensions the Ejector for proper functioning in the Bolt. Its good to replace it any time you disassemble the Ejector parts. -
Replacement Pro Series Safety Screw 8-32x1/4
$0.30Replacement Screw for BAD-ASS-PRO series of safeties. Not required when purchasing a BAD-ASS-PRO kit. One screw included. -
Stainless Steel Safety Detent
$1.90AR15/M16 Safety Selector Detent - Heat Treated Stainless Steel Note: (1) One Detent Black Nitride Coated Made in the USA -
BATTLEARMS PRO Series Safety Installation Wrench 5/64 0.0 / 5
$0.25Short Arm Hex Key, for BAD-ASS-PRO series of safeties. Included with BAD-ASS-PRO kits. One wrench. -
BATTLEARMS BAD-ASS Elite Ambidextrous Safety Selector
$80.00BATTLEARMS BAD-ASS-ELITE Fiber Optic-Ready Lightweight Ambidextrous Safety Selector (AR15 / M16 / M4 / AR9 / AR10) The BAD-ASS-ELITE is a professional-grade, lightweight, ambidextrous semi-auto safety selector designed to improve reliability,... -
BATTLEARMS BAD-ASS-LITE Lightweight Ambidextrous 60/90 Safety Selector – Blue
$65.00Battle Arms Development BAD-ASS-LITE Lightweight Ambidextrous 60/90 Safety Selector – Blue (AR15/M16/M4/AR9/AR10) Manufacturer: Battle Arms Development, Inc. Item: BAD-ASS-LITE-BLUE SKU: BAD-ASS-LITE-BLUE UPC: 810033785696 Color: Blue Platform:... -
BATTLEARMS BAD-ASS-NITE Tritium Ambidextrous Safety Selector
$149.00BATTLEARMS BAD-ASS-NITE | AR15 Ambidextrous Speed Safety Selector (Aluminum / Tritium) Tritium-illuminated ambidextrous safety selector for fast, confident indexing in low-light conditions. SKU: BAD-ASS-NITE UPC: 810033782558 Overview The Battle... -
BATTLEARMS BAD-ASS-LITE Lightweight Ambidextrous Safety Selector – Red Anodized | AR15/M4/M16/AR10
$65.00Battle Arms Development, Inc. – BAD-ASS-LITE Lightweight Ambidextrous 60/90 Safety Selector (Red) Item: BAD-ASS-LITE-RED SKU: BAD-ASS-LITE-RED Model: BAD-ASS LITE UPC: 810033785689 Platform Compatibility: AR15 / M16 / M4 / AR9 / AR10 The best... -
BATTLEARMS BAD-ASS-LITE-ODG Lightweight Ambidextrous 60/90 Safety Selector
$65.00BATTLEARMS BAD-ASS-LITE-ODG Lightweight Ambidextrous 60/90 Safety Selector — OD Green (AR15 / M16 / M4 / AR9 / AR10) Lightweight, duty-ready ambidextrous safety selector featuring modular skeletonized levers and a reversible 60° / 90°...
