Lower Parts Kits

100% USA produced components. Each kit is guaranteed to fit a mil-spec dimension lower receiver. No foreign made or polymer parts. These are quality kits at an excellent price.

Lower receiver parts kit for the AR-15.Features :.223/556Complete lower parts kit

AR15 Complete Lower Parts Kit. Perfect for your next custom build.Features :Complete Parts KitFits AR-15Includes A2-Grip and Trigger Guard

This lower receiver parts kit for AR-15 is a great addition to your AR15 build. From amateur gun builder to seasoned expert gun smith, this lower parts kit is for you. NOTE: Fire control group and grip NOT included. Kit contains the following: 1.Bolt...

The Enhanced Lower parts kit offers a convenient upgrade package for the AR15 for those looking for a complete Strike Industries solution for new builds, or to update their plain jane AR. This kit includes all the basics that you will need to build out...

High quality components and precise manufacturing make Rise Armament parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...

The Enhanced Lower parts kit offers a convenient upgrade package for the AR15 for those looking for a complete Strike Industries solution for new builds, or to update their plain jane AR. This kit includes all the basics that you will need to build out...

Aero Precision Moe Lower Parts Kit, For Ar15, Includes Magpul Moe Grip In Black, Magpul Moe Trigger Guard In Black, Takedown Pin, Pivot Pin, Takedown/pivot Detent, Takedown/pivot Spring, Bolt Catch, Bolt Catch Buffer, Bolt Catch Roll Pin, Bolt Catch...

Aeros M5 (.308) lower parts kit helps you to build a custom .308 AR from the ground up. Mil- spec dimensions and coating ensure the highest quality and correct component interface. This lower parts kit does not include the fire control group or pistol...