Daniel Defense Complete Lowers and Upper Receiver Groups
Native Outdoors · Royse City, TX
Build Your Own Daniel Defense Rifle or SBR
Start with a genuine Daniel Defense DDM4 complete lower, then pick the upper that fits how you shoot: a 16" DDM4 V7 rifle, an 11.5" V7 S, or the 10.3" MK18. You get real Daniel Defense parts from end to end and nothing to piece together.
Complete builds from $1,849.981The Foundation: DDM4 Complete Lower
Every build starts here. It arrives fully assembled, with the stock and grip already installed.
Daniel Defense DDM4 AR-15 Complete Lower Receiver Group
- Mil-Spec 7075-T6 aluminum lower, Type III hard coat anodized
- Flared magazine well for faster, cleaner reloads
- Mil-Spec trigger and ambidextrous safety
- H buffer for reduced recoil and smoother cycling
- 6-position carbine receiver extension with rear QD sling point
- Daniel Defense buttstock and pistol grip installed
2Choose Your Upper
All three uppers use Daniel Defense cold hammer-forged, chrome-lined 1:7 barrels in 5.56 NATO / .223 Rem.
DDM4 V7 Upper – 16" Barrel, Black
The do-it-all build. Its mid-length gas system gives you soft, smooth cycling.
- 16" CHF Government profile, 1:7 twist
- Mid-length gas system
- MFR XS 15.0 free-float M-LOK handguard
- Full-length 1913 Picatinny top rail
- DD improved flash suppressor
DDM4 V7 S Upper – 11.5" Barrel, Black
Compact and quick to handle. The 11.5" barrel with the MFR rail is a natural host for a suppressor.
- 11.5" CHF Government profile, 1:7 twist
- Carbine-length gas system
- MFR 10.0 free-float M-LOK handguard
- DD vertical grip included
- Ambi GRIP-N-RIP charging handle
MK18 Upper – 10.3" Barrel, FDE
This is the classic CQB setup, built around the RIS II quad rail that Daniel Defense supplies to USSOCOM.
Note: Daniel Defense FDE is a dark brown rather than a light tan.
- 10.3" CHF Government profile, 1:7 twist
- Carbine-length gas system
- RIS II MK18 Picatinny quad rail
- Ambi GRIP-N-RIP charging handle
- M16 profile bolt carrier group
Compare the Builds
Same lower, three different rifles.
| DDM4 V7 – 16" | DDM4 V7 S – 11.5" | MK18 – 10.3" | |
|---|---|---|---|
| Configuration | Rifle | SBR | SBR |
| Barrel | 16" CHF, 1:7 | 11.5" CHF, 1:7 | 10.3" CHF, 1:7 |
| Gas System | Mid-length | Carbine | Carbine |
| Handguard | MFR XS 15.0, M-LOK | MFR 10.0, M-LOK | RIS II, Picatinny quad rail |
| Finish | Black | Black | FDE (dark brown) |
| Best For | Range, hogs, home defense, all-around use | Compact, suppressor-host build | Classic MK18 / CQB clone |
| Upper Price | $1,249.99 | $1,249.99 | $1,449.99 |
| Build Total | $1,849.98 | $1,849.98 | $2,049.98 |
Building an SBR? It's Easier Than Ever.
The 11.5" V7 S and 10.3" MK18 builds transfer like any other rifle, with a standard 4473 and an approved background check.
If you plan to put a short upper on a lower you already own, call or stop by first and we'll make sure your build is done right.
3Finish the Build
None of these uppers ships with sights, so plan on adding an optic.
Add a Suppressor
Short Daniel Defense uppers make excellent suppressor hosts. Pair your build with a can and shoot quieter from the first mag.
Shop SuppressorsAdd an Optic
Red dots, LPVOs, and magnifiers are all in stock and ready to mount on that full-length top rail.
Shop OpticsBuild Your Own Daniel Defense: FAQ
Do these uppers fit the DDM4 complete lower?
Yes. All three are Daniel Defense AR-15 pattern upper receiver groups in 5.56 NATO, and each one pairs directly with the DDM4 complete lower.
What does a complete Daniel Defense build cost?
A 16" DDM4 V7 or 11.5" DDM4 V7 S build comes to $1,849.98. A 10.3" MK18 build comes to $2,049.98. Both totals include the $599.99 DDM4 complete lower.
Which build is a short-barreled rifle?
The 11.5" V7 S and the 10.3" MK18 are SBR configurations. The 16" DDM4 V7 build is a standard rifle. All three transfer with a standard 4473 and an approved background check.
Which upper is best for a suppressor?
The 11.5" V7 S is a popular suppressor host because its MFR rail works with a wide range of muzzle devices and cans. The 10.3" MK18 is the most compact suppressed option.
Do the uppers include a bolt carrier group?
Yes. These are complete upper receiver groups. Daniel Defense complete uppers come standard with an M16 profile bolt carrier group and a charging handle.
Do the uppers come with sights?
No, sights are sold separately. Each upper has a continuous Picatinny top rail ready for a red dot, an LPVO, or iron sights.
Questions About Your Build?
Call us or stop by the store in Royse City. We'll help you choose the right upper.
877-650-79387105 S FM 548, Royse City, TX 75189
All firearm sales are subject to a completed background check and applicable federal, state, and local laws. In-store purchase or FFL transfer is required. Prices are subject to change.
