How To: Build Complete Lower Receiver for AR-15! Part 1

How To: Build Complete Lower Receiver for AR-15

Beginners Guide

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Step by step guide to build lower receiver for AR-15 platform. Full list of tools needed to build your lower receiver below. List of parts needed for completing your Lower Build Below. Part 1 of 2 part series on building a complete AR-15. If you have any questions please feel free to leave a comment.

AR-15 Parts:
-Hammer (Smith & Wesson M&P Lower Parts Kit Complete)
-Hammer Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Trigger (Smith & Wesson M&P Lower Parts Kit Complete)
-Trigger Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Hammer & Trigger Pivot Pin (Smith & Wesson M&P Lower Parts Kit Complete)
-Disconnector (Smith & Wesson M&P Lower Parts Kit Complete)
-Disconnector Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Bolt Catch (Smith & Wesson M&P Lower Parts Kit Complete)
-Bolt Catch Plunger (Smith & Wesson M&P Lower Parts Kit Complete)
-Bolt Catch Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Bolt Catch Roll Pin (Smith & Wesson M&P Lower Parts Kit Complete)
-Pivot Pin (Smith & Wesson M&P Lower Parts Kit Complete)
-Buffer Retainer (Smith & Wesson M&P Lower Parts Kit Complete)
-Buffer Retainer Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Magazine Catch Button (Smith & Wesson M&P Lower Parts Kit Complete)
-Magazine Catch Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Magazine Catch (Smith & Wesson M&P Lower Parts Kit Complete)
-Take Down Pin (Smith & Wesson M&P Lower Parts Kit Complete)
-Selector (Smith & Wesson M&P Lower Parts Kit Complete)
-Selector Detent (Smith & Wesson M&P Lower Parts Kit Complete)
-Selector Detent Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Trigger Guard (Smith & Wesson M&P Lower Parts Kit Complete)
-Trigger Guard Roll Pin (Smith & Wesson M&P Lower Parts Kit Complete)
-Trigger Guard Screw (Smith & Wesson M&P Lower Parts Kit Complete)
-Pistol Grip (Magpul Moe + FDE)
-Grip Screw (Smith & Wesson M&P Lower Parts Kit Complete)
-Grip Screw Washer (Smith & Wesson M&P Lower Parts Kit Complete)
-Take Down/Pivot Pin Detent (Smith & Wesson M&P Lower Parts Kit Complete)
-Take Down/Pivot Pin Detent Spring (Smith & Wesson M&P Lower Parts Kit Complete)
-Buffer Tube/Receiver Extension (ATI AR-15 Military Buffer Tube Assembly)
-Buffer Spring (ATI AR-15 Military Buffer Tube Assembly)
-Buffer (ATI AR-15 Military Buffer Tube Assembly)
-Stock (Magpul Moe Adjustable)

Tools:
-AR-15 Wrench
-Allen Wrench Set Multiple Sizes
-Brass & Steel Drive Pin & Roll Pin Punch Set
-Flat Head Screw Driver