The Radian Weapons AX556 Builder Kit supplies a complete receiver set and most lower parts needed for an AR-15 build. It pairs a billet upper with a Radian A-DAC 15 lower and an 8.5-inch M-LOK handguard to support modular accessory placement. The kit emphasizes ambidextrous controls and installed components to streamline assembly and use. Suited for custom builds where durability and user adaptability are priorities.
Key Specifications
- The platform is set up for AR-15 applications.
- The included lower is the AX556 model.
- The kit includes a Billet Upper Receiver with dust cover, anti-rotation pin, and lightweight forward assist installed.
- The handguard is an 8.5″ M-LOK design for modular accessory attachment.
- The lower is a Radian A-DAC 15 receiver.
- The kit includes a Raptor-SD Ambidextrous Charging Handle.
- The safety is a Radian Talon 45/90 Ambidextrous Safety Selector.
- Controls include an Ambidextrous Bolt Catch & Release and Ambidextrous Magazine Release.
- The declared caliber is .223 REM/5.56 NATO as listed in the product attributes.
- The action is listed as Semi-Auto.
This builder kit brings together receivers and key ambidextrous controls to simplify assembly and customization for a wide range of AR-15 projects. With its M-LOK handguard and comprehensive parts selection, it is well suited for builders seeking a modular foundation for sport, competition, or duty-style configurations.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
