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F-1 Firearms UDR-1
F1 Firearms

F-1 Firearms UDR-15 3G Skeletonized Complete Upper

SKUCU-UDR-15 CategoryF1 Firearms Receiver Sets
$1350.00
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About this product

The F-1 Firearms UDR-15 3G Skeletonized Complete Upper is built around the UDR-15 3G universal upper receiver. This receiver is machined from 7075-T6 aircraft quality domestic aluminum. It features F-1 Firearms 3G skeletonizing. The universal design allows compatibility with MIL-SPEC lowers. The assembly includes a C7K handguard.

This complete upper comes with a gas block and tube, an F-1 Firearms flat faced black compensator, and a black Raptor charging handle. An F-1 Firearms NiB matte carrier group is also included. This unit is designed to provide a lightweight billet assembly.

Specifications

  • Receiver Material: 7075-T6 aircraft quality domestic aluminum
  • Included Handguard: C7K
  • Included Compensator: F-1 Firearms flat faced black compensator
  • Included Charging Handle: Black Raptor
  • Included Carrier Group: F-1 Firearms NiB matte

Who it is for

This complete upper is for those seeking a lightweight, skeletonized upper receiver assembly with included components. It is compatible with MIL-SPEC lower receivers.

Specs at a glance

F-1 Firearms UDR-15 3G Skel… SPECS AT A GLANCE 3G WEIGHT
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by The F1 Firearms Team based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
f1 firearms f1 firearms receiver sets
From the journal

Related reading

GuideFrom the journal

F1 Firearms: Rifles, Receiver Sets, Handguards and Parts Guide
$1350.00
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