Lower Parts Kits

KAK AR-15 "LITE" Lower Parts Kit - No Fire Control Group The KAK AR-15 "LITE" Lower Parts Kit is perfect for those looking to install an aftermarket match trigger in their AR-15 build. This kit includes all essential KAK-produced parts but excludes the...

KAK AR-15 Lower Parts Kit - Red Bag (No Grip or Trigger Guard) The KAK AR-15 Lower Parts Kit provides all the essential components to complete your AR-15 lower receiver, while leaving room for user customization. This kit excludes the grip and trigger...

KAK AR-15 Lower Parts Kit - Complete Mil-Spec Components The KAK AR-15 Lower Parts Kit provides everything you need to complete your AR-15 lower receiver with top-quality, USA-made components. Featuring KAK-produced parts throughout, this kit includes a...

Super Duty Trigger Guard, DDC The Geissele Super Duty Trigger Guard gives the operator extra space in the trigger area that allows the comfortable use of gloves while shooting. Precision machined and finished with the upmost care, the Geissele Super...

High quality components and precise manufacturing make CMMG 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. CMMG, Receiver...

Forward Controls Design RBF Reinforced Buffer Retainer - Stainless RBF (Reinforced Buffer retainer, Forward Controls) is a strengthened AR buffer retainer machined with Swiss machines from 17-4 stainless steel bar stock, and heat treated to H900...

Doublestar Corp., OOPS! Replacement Kit, For Most Commonly Lost Parts Replacement parts For Builds or Repairs Pins, springs, and detents Sometimes parts go missing or need replacement. Don't be caught unprepared with a useless rifle and stand...

The lower parts kit helps you to build a custom AR15 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, pistol grip or trigger...

No one likes to ruin a trip to the range when something goes wrong with your rifle. The AR15/M4E1 Field Repair Kit features common parts that may rattle loose or break. Carry one in your range bag and always have what you need to get your rifle up and...

No one likes to ruin a trip to the range when something goes wrong with your rifle. The AR15/M4E1 Field Repair Kit features common parts that may rattle loose or break. Carry one in your range bag and always have what you need to get your rifle up and...

Our EPC Lower Receivers include the proprietary parts pre-installed from the factory. Other parts and components for assembling your lower receiver are standard AR15 compatible parts. Our EPC Lower Parts Kits include just the parts you need for...

High quality AR-15 Enhanced Lower Parts Kit from ERGO comes with all the replacement parts to upgrade your AR-15 lower, with the exception of the fire control group. Comes with the Original ERGO Grip (AT) Aggressive Texture included. Ergo Grip, Enhanced...