Radian Weapons Builder Kit 15.5″ M-LOK Upper – Black

The Radian Weapons builder kit is a semi-complete AR-15 upper assembly that pairs a billet CNC-machined upper receiver with a 15.5-inch M-LOK handguard finished in Radian Black. The matching upper and handguard are engineered for rigidity and precise fit, intended for builders configuring a multi-caliber AR platform. The kit ships with a dust cover, forward assist, Raptor SD ambidextrous charging handle, barrel nut and mounting hardware; it does not include a barrel or bolt carrier group.

Key Specifications

• The product type is a semi-complete AR-15 upper assembly / builder kit.
• Caliber is listed as Multi-Caliber.
• The upper is machined from 7075-T6 billet aluminum.
• The handguard length is 15.5 inches with Magpul M-LOK attachment slots.
• The finish is specified as Radian Black Cerakote.
• Included components: dust cover, forward assist, Raptor SD charging handle, barrel nut and hardware.
• Does not include: barrel or bolt carrier group.
• The kit is configured for the AR-15 platform.
• Controls are specified as ambidextrous.

This builder kit delivers a precision-matched upper and handguard package that streamlines assembly and provides a durable, quality foundation for a custom AR platform. With a billet 7075-T6 upper, M-LOK versatility, and ambidextrous controls, the kit is suited for builders who want a refined, purpose-built upper assembly to integrate into a multi-caliber build.