



10.5″ Burnt Bronze AR-15 Pistol Kit 10″ House M-lok
$499.95 Original price was: $499.95.$359.95Current price is: $359.95.
10.5″ 5.56 AR-15 pistol kit in Burnt Bronze with House M-Lok rail, complete Lower Parts Kit, and pistol buffer tube. No lower receiver included.
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The DT10-137 steps up from our base pistol kits by bundling a 10.5″ chrome moly, Nitride-finished 5.56 barreled upper in Burnt Bronze Cerakote with a complete Lower Parts Kit and pistol buffer tube assembly — everything you need except the stripped lower receiver itself.
- Caliber – 5.56 NATO (.223/5.56)
- Barrel – 10.5″ Chrome Moly, Nitride finish
- Twist Rate – 1:7
- Gas System – Carbine-length
- Muzzle Device – A2 Flash Hider, 1/2″-28
- Handguard – 10″ House M-Lok, free float
- Finish – Burnt Bronze Cerakote
- Lower Receiver – Not included (Lower Parts Kit & buffer tube included)
What’s Included: a complete barreled upper — chrome moly Nitride barrel, mil-spec BCG and charging handle, Burnt Bronze House M-Lok free-float handguard, A2 flash hider, gas block and tube — plus a mil-spec Lower Parts Kit and a US-made pistol buffer tube with buffer and spring. It does not include a stripped lower receiver, pistol brace, or magazine.
Browse our full lineup of AR-15 .223/556 Pistol Build Kits, or pair this upper with one of our Burnt Bronze 80% lower receiver to finish your build.
| Weight | 7.2 lbs |
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| Accessory Attachment Style | M-lok |
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Q: Does this kit include a lower receiver?
A: No — the DT10-137 ships as an upper only, but a mil-spec Lower Parts Kit and buffer tube are included, so you’ll just need to add your own lower receiver.
Q: What caliber is this kit chambered in?
A: 5.56 NATO (.223/5.56) is the caliber for the DT10-137, run through a 1:7 twist 10.5″ barrel, topped with an A2 Flash Hider, 1/2″-28. Note the BCG is machined specifically for 5.56 NATO, not interchangeable across calibers.
Q: Does the twist rate matter for the ammo I run?
A: It does. At a 1:7 twist, the DT10-137 handles the full range of common 5.56/.223 loads, including heavier 62–77gr bullets that slower twists struggle to stabilize.
Q: Is the Burnt Bronze Cerakote finish just on the handguard, or the whole kit?
A: On the DT10-137, the Burnt Bronze Cerakote finish covers the handguard and receiver-facing components of the upper; the barrel itself retains its Nitride finish.
Q: What gas system does the 10.5″ barrel use?
A: The DT10-137 runs a carbine-length gas system — matched to its 10.5″ barrel for consistent cycling.
Q: Can this be built as a rifle instead of a pistol?
A: This kit’s 10.5″ barrel is well under the 16″ minimum for a standard rifle barrel. Configuring the DT10-137 on a lower with a shouldered stock instead of a pistol brace makes it a Short-Barreled Rifle (SBR) under the NFA, requiring ATF Form 1 registration and an approved tax stamp before assembly.




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