Radian Weapons Model 1 Builder Kit (R0414) is a billet upper and A‑DAC 15 lower set with a 14-inch Magpul M-LOK handguard in Flat Dark Earth and ambidextrous controls for AR-15 builds.
The Radian Weapons Model 1 Builder Kit (MFG# R0414) assembles a billet upper and A-DAC 15 lower into a matched AR-15 receiver set finished in Flat Dark Earth. The kit pairs a 14″ Magpul M-LOK handguard with ambidextrous controls and includes the hardware needed to complete a receiver-level build. Components are supplied to support custom AR-15 projects where quality machining and fit are priorities. Suitable applications include precision or competition-style builds and dedicated range/target shooting platforms.
Product Specifications
The manufacturer part number is R0414.
The set includes a billet upper receiver with dust cover, anti-rotation pin, and lightweight forward assist installed.
The kit contains a Radian A-DAC 15 lower receiver as part of the matched set.
The handguard uses the Magpul M-LOK modular attachment interface and measures 14 inches in advertised length.
The handguard finish is Flat Dark Earth (FDE).
The overall finish on receivers is listed as Cerakote.
The product is described as a Lower/Upper Set intended for AR-15 fitment.
The kit includes ambidextrous controls such as a Raptor-SD charging handle and Radian Talon 45/90 safety selector.
Included hardware comprises an ambidextrous bolt catch & release, ambidextrous magazine release, enhanced takedown pin set, and associated fasteners.
The kit ships with installation tools including an aluminum barrel nut, barrel nut wrench, and handguard mounting hardware.
The product type is listed as a Receiver Set described for AR-15 builds.
The stated action is Semi-Auto and the classified gun type is AR-15.
The cartridge/caliber is listed as Multi in supplier data.
The kit color is given as Flat Dark Earth.
The UPC is 817093023973.
This builder kit assembles core receiver components and major controls into a ready foundation for a high-quality AR-15 project. With CNC-machined billet receivers, ambidextrous controls, and a 14-inch M-LOK handguard, the set is aimed at builders who prioritize durable fit and component compatibility. The included hardware and tools simplify installation and help maintain consistent alignment between the upper and lower receivers.
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