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Mil-Spec AR-15 Lower Parts Kit

AR-15 Mil-Spec Lower Parts Kit

Our Mil-Spec AR-15 lower parts kit comes complete with an A2 Style Pistol Grip and Mil-Spec Trigger Guard Kit. This is a high-quality AR-15 Lower Parts Kit which is 100% MADE IN THE USA, featuring ground and polished sear surfaces. Avoid lesser quality kits which are sourced overseas and start your build right from the start with a quality lower parts kit!

Our AR-15 Lower Parts Kit Includes:

Mil-Spec Fire Control Group with Ground and Polished Sear Surfaces:

Trigger, Hammer, Disconnect, Trigger Roll Pin, Trigger Spring, Hammer Roll Pin, Hammer Spring, Disconnect Spring

Mil-Spec Pin Kit:
Takedown Pin, Pivot Pin, Takedown Pin Detent, Pivot Pin Detent, Takedown Detent Spring, Pivot Pin Detent Spring

Mil-Spec A2 Style Pistol Grip:
A2 Style Pistol Grip, Pistol Grip Lock Washer, Hex Pistol Grip Screw

Mil-Spec Bolt Catch:
Bolt Catch, Bolt Catch Plunger, Bolt Catch Roll Pin, Bolt Catch Spring

Mil-Spec Trigger Guard:
Trigger Guard, Trigger Guard Roll Pin

Mil-Spec Magazine Catch:
Magazine Catch, Magazine Catch Button, Magazine Catch Spring

Mil-Spec Buffer Retainer Kit:
Buffer Retainer, B
uffer Retainer Spring

Mil-Spec Selector Kit:
Safety Selector Detent Spring, Safety Selector, Safety Selector Detent

Price: $69.99

Product Code:


AR-15 Mil-Spec Lower Parts Kit

5D Tactical brings you our reliable and proven AR-15 Mil-Spec lower receiver parts kit that comes complete with an A2-style pistol grip and Mil-Spec trigger guard kit.

Our kit meets the highest quality standards in the industry and is made in America. Featuring ground and polished surfaces, it comes with everything you need to start your custom build, from start to finish. Whether you're upgrading your AR-15, or completing a stripped lower, our AR lower parts kit for sale offers everything you need in one affordable package.

Complete Your AR-15 Build Quickly

Your AR-15 build is important to you, so that makes it important to us. Our AR-15 lower parts kit includes all Mil-Spec quality parts and components you have come to expect from 5D Tactical to complete your 80% lower receiver. Give your next AR-15 rifle build a foundation of proven excellence for long-lasting performance and reliability with our complete lower parts kit.

Our AR-15 Mil-Spec lower receiver parts kit includes:

  • Mil-Spec fire control group with polished and ground sear surfaces
  • Mil-Spec pin kit
  • Mil-Spec A2 lower build kit styled pistol grip
  • Mil-Spec bolt catch
  • Mil-Spec trigger guard
  • Mil-Spec magazine catch
  • Mil-Spec buffer retainer kit
  • Mil-Spec selector kit

Get all the Mil-Spec parts you need for superior lower receiver finishing. If you’re looking to build an AR-15 that delivers the ultimate superior shooting experience for a hunting, target-shooting or self defense rifle, look no further but the 5D Tactical AR-15 lower parts kit.

Order Online Today

As an industry-leading supplier of quality AR-15 build parts, you can count on us to deliver the best quality custom build parts and kits at the most competitive prices in the market. Our AR-15 Mil-Spec lower receiver parts kit combines true reliability, world-class quality and durability. If you want to finish your AR-15 lower receiver easily and quickly, feel free to order our AR-15 lower parts kit online. Call us at 508.834.4223 or e-mail our friendly sales team at sales@5dtactical.com.