7.5″ AR-15 Pistol Kit – Tungsten Grey
Original price was: $459.95.$349.95Current price is: $349.95.
7.5″ 5.56 AR-15 pistol kit in Tungsten Grey with Keymod rail, complete Lower Parts Kit, and buffer tube. No lower receiver included.
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7.5″ AR-15 Pistol Kit – Tungsten Grey Features
The DT10-040 combines a 7.5″ chrome moly, Nitride-finished 5.56 barreled upper in Tungsten Grey 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 – 7.5″ Chrome Moly, Nitride finish
- Twist Rate – 1:7
- Gas System – Pistol-length
- Muzzle Thread – 1/2″-28
- Handguard – 7″ Keymod, free float
- Finish – Tungsten Grey 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, Tungsten Grey Keymod free-float handguard, 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.
Pair this upper with our matching Tungsten Grey 80% lower receiver, or browse our full lineup of AR-15 .223/556 Pistol Build Kits.
| Weight | 7.2 lbs |
|---|---|
| Barrel Chamber | |
| Barrel Finish | |
| Barrel Gas Block | |
| Barrel Gas System | |
| Barrel Length | |
| Barrel Material | |
| Barrel Thread | |
| Barrel Twist | |
| Brand | |
| BCG Coating | |
| Color | |
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| Handguard Length | |
| Platform | |
| Accessory Attachment Style | Keymod |
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Q: Does this kit include a lower receiver?
A: No — this kit 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: Chambering on this kit is 5.56 NATO (.223/5.56) — a 1:7 twist, 7.5″ barrel, threaded 1/2″-28. The BCG is caliber-specific to 5.56 NATO, so it won’t swap with a different caliber’s bolt carrier.
Q: Does the twist rate matter for the ammo I run?
A: Yes — this kit’s 1:7 twist stabilizes heavier 5.56/.223 bullet weights (62–77gr) particularly well, in addition to standard 55gr loads.
Q: Is the Tungsten Grey Cerakote finish just on the handguard, or the whole kit?
A: On this kit, the Tungsten Grey 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 7.5″ barrel use?
A: This kit runs a pistol-length gas system — matched to its 7.5″ barrel for consistent cycling.
Q: Can this be built as a rifle instead of a pistol?
A: This kit’s 7.5″ barrel is well under the 16″ minimum for a standard rifle barrel. Configuring this kit 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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