One Complete Upper Receiver .300 Black 10.5" with BCG and Charging Handle
One Complete Upper Receiver .300 Black 10.5" with BCG and Charging Handle
One Complete Upper Receiver .300 Black 10.5" with BCG and Charging Handle
FFL Required

One Complete Upper Receiver .300 Black 10.5" with BCG and Charging Handle

Sold by MrGunStuff

$303.99

In stock (6 available)

Ships FFL-to-FFL only. You choose your dealer at checkout and complete Form 4473 + background check at pickup.

FFL transfer required. This item ships only to a licensed Federal Firearms Licensee (FFL) for in-person pickup after a 4473 / background check. Residential shipping is not available. You must select a receiving FFL at checkout. Read FFL policy
Age requirement: Generally 21+ for handguns and 18+ for long guns under federal law where applicable; state law may be stricter. Site age verification and checkout attestation do not replace FFL Form 4473 or a background check at the receiving dealer.

One Horse Complete Upper Receiver .300 BLK 10.5″ with BCG and Charging Handle

Availability: 6 in stock

SKU: OHCU05Categories:

Conquer close-quarters with this compact 10.5" .300 Blackout Complete Upper Receiver. Featuring a 10.5" barrel with a 1:7 twist rate this upper ensures optimal stabilization for both subsonic and supersonic rounds making it ideal for tactical hunting or suppressed AR15 pistol builds. The 10" 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.

  • Caliber: .300 BLK
  • Barrel Profile: Medium
  • Muzzle Thread: 5/8X24
  • Twist Rate: 1/7
  • Gas System: Pistol
  • Material: 4150
  • Handguard Length: 10 in.
  • Country of Origin: U.S.A
Weight3.76 lbs
Barrel Length

10.5"

MPN

OH-CU05

Type

receiver

Brand

Caliber

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