Lower Parts Kits

The Battle Arms Development Enhanced Pin Set is perfect for adding a little flair to your rifle setup. These takedown pins come in many different colors, allowing you to customize your AR to fit your...

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...

All the parts you need to get started on your next Mk3 build. Combine this kit with a buttstock kit to complete your lower group. Compatible with CMMG Mk3 Lowers and most LR308 type lowers. CMMG,...

Daniel Defense Complete Lower Parts Kit At Daniel Defense, pride is taken in offering this kit for those interested in assembling their own AR15. Although there are many manufacturers of so-called...

Colt Lower Field Repair Kit - AR15/M4 Prepare your AR15/M4 for anything with the Colt’s Manufacturing Field Repair Kit—an essential collection of mil-spec replacement parts designed to keep your...

KAK Industry K-SPEC Buffer and Spring - H1 - 3.8 oz   The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology...

KAK Industry K-SPEC Buffer and Spring - H2 - 4.7 oz  The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology...

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...

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...

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...

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...

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...