Lower Parts Kits

he Battle Arms Development EBC (enhanced bolt catch) was designed to be a drop-in upgrade to the existing MIL-SPEC bolt catch. Due to the design of this bolt catch, it provides not only a better purchase on the release portion but the lock portion of the...

The MOE (Magpul Original Equipment) Enhanced Trigger Guard is a polymer drop-in replacement for the AR15 / M4 weapons platform. This upgraded trigger guard is easily installed without the use of specialized tools, using two set screws to secure it to the...

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 style. These CNC machined pins fit all AR15/M16/M4...

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, Lower Receiver Parts Kit, 308WIN, Black Finish All...

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 MIL-SPEC parts, Daniel Defense has gone to great lengths...

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 rifle running in peak condition. Whether...

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 being applied to firearms, you're likely aware...

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 being applied to firearms, you're likely aware of...

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...