One Horse Complete Upper Receiver .300 Blackout 7.5″ Barrel 7″ M-LOK Handguard Nitride BCG & Charging Handle
$282.32
Elevate your AR-15 with the One Horse 7.5” .300 AAC Blackout Complete Upper Receiver, designed for compact versatility and exceptional performance. This upper receiver is perfect for close-quarters engagements, offering reliability and accuracy for any shooting enthusiast. Upgrade your firearm with this high-quality component today.
Out of stock
Master close-quarters performance with this ultra-compact 7.5″ .300 Blackout Complete Upper Receiver. Featuring a 7.5″ barrel with a 1:7 twist rate this upper ensures optimal stabilization for both subsonic and supersonic rounds making it perfect for tactical suppressed or AR15 pistol builds. The 7″ M-Lok handguard provides a lightweight modular platform for mounting accessories while the nitride-finished bolt carrier group delivers smooth cycling enhanced durability and low maintenance. Complete with a charging handle and built to Mil-Spec standards this upper is ready to pair with any AR15 Mil-Spec lower receiver for a seamless high-performance setup.
| Weight | 3.384 lbs |
|---|---|
| Dimensions | 25.500 × 3.250 × 3.000 in |
| Manufacturer | One Horse |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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