Radian Model 1 Builder Kit | AX556 A-DAC15 | 14″ Handguard

The Radian Weapons Model 1 Builder Kit is a billet AR-15 receiver set intended for custom rifle builds. This kit pairs a billet upper with a Radian A-DAC 15 lower and ships with a 14″ M-LOK handguard and an array of ambidextrous controls. Included components like the Raptor-SD charging handle and Talon 45/90 safety reduce the need to source multiple separate parts during assembly. This package is appropriate for precision-oriented custom builds and range/competition-focused configurations.

Product Specifications

• The receiver platform is designed for an AR-15.
• The product is supplied as a Lower/Upper Set.
• The included lower is a Radian A-DAC 15 (ATF Model: A-DAC15).
• The kit includes a billet upper receiver with dust cover, anti-rotation pin, and lightweight forward assist installed.
• The handguard provided is a 14-inch M-LOK style.
• The charging handle included is a Raptor-SD ambidextrous charging handle.
• The safety is a Radian Talon 45/90 ambidextrous safety selector.
• The kit includes ambidextrous bolt catch & release and ambidextrous magazine release.
• The package contains an enhanced takedown pin set.
• The kit ships with an aluminum barrel nut and barrel nut wrench, plus handguard cross bolts, washers, and nuts.
• The finish is listed as Cerakote black.
• The ATF type is listed as RECEIVER.
• The product weight is listed as 5.75 (as provided in the source data).
• The UPC for this item is 817093023942.

This builder kit brings together Radian’s billet receivers and a comprehensive set of ambidextrous controls to simplify a high-quality AR-15 build. With a 14″ M-LOK handguard and drivetrain components included, the kit suits builders focused on accuracy, modularity, and ergonomic control for range work or competitive shooting. Engineered components and included installation hardware reduce parts hunting and let you focus on finishing and tuning your custom rifle.