The One Horse OH-UR01 AR15 A3 Stripped Upper Receiver White provides a clean, mil-spec foundation for your next AR15 build. Machined from durable 7075-T6 aluminum, this upper receiver delivers a strong yet lightweight platform with an A3 flat-top rail ready for your choice of optics or iron sights. Its stripped configuration lets builders choose every component, from the forward assist to the dust cover, for a truly personalized rifle.

This OH-UR01 upper receiver is ideal for enthusiasts assembling a custom AR15 for range use, training, or general-purpose shooting. The mil-spec design promotes broad compatibility with standard AR15 parts, simplifying the build process and future upgrades. Whether you are completing your first rifle or refining a proven setup, this receiver reflects One Horse’s focus on practical design and reliable machining.

Key Features:

• Manufacturer: One Horse
• Model: OH-UR01 AR15 A3 Stripped Upper Receiver White
• Receiver Material: 7075-T6 Aluminum
• Receiver Type: AR15 A3 Flat-Top
• Configuration: Stripped Upper Receiver
• Design: Mil-Spec Compatible