One Horse OH-15 Stripped Upper | 7075-T6 | Multi-Caliber

The One Horse OH-15 is a stripped A3-style upper receiver for AR-15 platform builds, machined from aerospace-grade 7075-T6 aluminum and finished in matte anodized black. Its Mil-Spec dimensions are intended to provide compatibility with a wide range of AR-15 components and accessories. As a stripped receiver, it serves as the foundation for custom rifles and is suited to gunsmithing projects and precision component integration. The component is made in the U.S.A. and supplied without internal parts or accessories.

Product Specifications

• The receiver is machined from 7075-T6 aluminum for strength and light weight.
• The caliber is listed as Multi to indicate compatibility with multiple AR-15 cartridges when paired with appropriate components.
• The finish is a matte anodized coating in black for low-reflective appearance.
• The product is manufactured by One Horse.
• The country of origin is U.S.A.
• The receiver is provided in stripped configuration and does not include internal parts.
• The overall design follows Mil-Spec dimensions for compatibility with standard AR-15 parts.
• The style is designated as Ar-15 A3 stripped upper receiver.
• The listed cartridge designation is Multi.
• The make/model is identified as AR-15.
• The color is specified as Black.
• The finish type is recorded as Matte.
• The product is described as 100% America Made in manufacturer materials.
• The UPC for this item is 850078799043.

This stripped upper receiver provides a durable, accurately machined foundation for builders and gunsmiths who want control over their component selection. Whether you are assembling a purpose-built rifle for target work or replacing a worn receiver as part of a restoration, the OH-15 offers a straightforward, Mil-Spec-compatible platform that accepts common AR-15 parts and accessories.