Magpul MOE Lower Build Kit for AR-15 – Gray
The Magpul AR-15 Lower Build Kit from Black Rifle Depot is everything you need to complete your lower build project. The Magpul Lower Build Kit includes a complete mil spec lower parts kit, M4 buffer assembly, Magpul MOE stock, Magpul MOE grip, and Magpul MOE polymer trigger guard. The Magpul MOE Lower Build Kit has been tested throughout the industry and is backed by a limited lifetime warranty.
Includes
- Complete Mil Spec Buffer Tube Kit (American Made)
- MOE Grip (Gray)
- MOE Stock (Gray)
- MOE Enhanced Trigger Guard (Black)
- Complete AR-15 Mil-Spec Lower Parts Kit
Mil-Spec Buffer Tube Kit
This Buffer Tube Kit is the perfect way to finish your lower receiver without breaking the budget! The lightweight and durable 6061-T6 aluminum 6-position receiver extension has proper MIL-SPEC dimensions to accept various aftermarket stocks. A coated carbine spring and a 3 oz buffer help ensure smooth, reliable function. Kit includes end plate, castle nut, buffer tube, carbine spring, and buffer.
- 6-position 6065 T6 Aluminum Receiver Extension
- Buffer
- Castle Nut
- End Plate
- Spring
MOE Grip (Gray)
- Gray Color
- Anti-slip texturing
- Replacement for AR-15/M4 pistol-grip
MOE Stock (Gray)
- Mil-Spec carbine receiver extension compatible
- Chrome silicon lock spring
- Sloping cheek weld
- Shielded release latch
- Replaceable 0.30″ rubber buttpad
- Compatible with Magpul ASAP, ASAP QD, and other receiver-mount sling attachments
- 1.25″ sling loops
- Lanyard hole for custom para-cord rigs
- Length: 6.9”
- Length of pull adjustment range: 3.3”
- Length of pull – Collapsed: ~10.5
- Length of pull – Extended: ~13.8”
- Weight: 8 oz
MOE Enhanced Trigger Guard (Black)
The Magpul Original Equipment Trigger Guard is an enhanced polymer drop-in replacement for the AR-15/M4 weapons platform. It features a shallow V shape for better use with gloves in tactical shooting or cold-weather operations. The MOE Trigger Guard is non-folding, has rounded edges, and fills the annoying gap at the rear of the standard trigger guard. Mounting hardware is included.
AR-15 Mil-Spec Lower Parts Kit
Looking for the best AR-15 Lower Parts kit? Black Rifle Depot’s OEM AR-15 Lower Parts Kit is assembled with top-tier quality American-made parts. With a crisp 6.5LB pull with minimal creep, these AR-15 Lower Parts Kits make a great upgrade over a standard Mil-Spec AR-15 LPK. These AR-15 Lower Parts Kits are sourced and used by some of the top manufacturers in the AR-15 industry. These are complete 31-piece kits compatible with AR-15 and variant lower receivers. All parts are machined, and there are no MIM parts.
AR 15 LPK – Parts Included
- Bolt Catch
- Bolt Catch Plunger
- Bolt Catch Roll Pin
- Bolt Catch Spring
- Buffer Retainer
- Buffer Retainer Spring
- Disconnect
- Disconnect Spring
- Hammer (Black Oxidize)
- Hammer Pin
- Hammer Spring
- Magazine Catch
- Magazine Catch Button
- Magazine Catch Spring
- Pivot Pin
- Pivot Pin Detent
- Pivot Pin Detent Spring
- Selector
- Selector Detent
- Selector Detent Spring
- Takedown Pin (Front & Rear)
- Takedown Pin Detent
- Detent Springs (2)
- Trigger (Black Oxide)
- Trigger Guard
- Trigger Guard Roll Pin
- Trigger Pin
- Trigger Spring
- 100% American Made
Limited Lifetime Warranty *Warranty does not cover use with 80% lower.




