Radian Weapons R0435 Builder Kit | AX556 Ambi Lower | 8.5in

The Radian Weapons R0435 Builder Kit is a comprehensive billet upper and lower set intended for custom AR-15 builds. It assembles around a Radian A-DAC 15 lower and includes an 8.5-inch M-LOK handguard and a selection of ambidextrous controls and hardware. The kit is described as multi-caliber compatible and is designed for builders and gunsmiths seeking a high-quality parts starting point for range and competition applications.

Product Specifications

• The manufacturer is Radian Weapons.
• The model/part number is R0435.
• The product is intended for AR-15 platforms.
• The handguard measures 8.5 inches and uses the Magpul interface.
• The handguard interface is Magpul M-LOK (modular attachment interface).
• The lower included is a Radian A-DAC 15 Lower Receiver.
• The set includes 1x billet upper receiver with dust cover, anti-rotation pin and lightweight forward assist installed.
• The charging handle included is a Raptor-SD ambidextrous charging handle.
• The safety selector included is a Radian Talon 45/90 ambidextrous safety selector.
• The kit includes an ambidextrous bolt catch & release.
• The kit includes an ambidextrous magazine release.
• The kit includes an enhanced takedown pin set.
• The hardware package includes 1x aluminum barrel nut, 1x barrel nut wrench, and 4x hand guard cross bolts with washers & nuts.
• The product is described as multi-caliber in the provided data.
• The UPC is 817093024185.

This builder kit consolidates the core receivers, controls and mounting hardware needed to begin a high-quality AR-15 assembly. The billet upper and integrated accessory hardware reduce the number of separate purchases and speed a professional or experienced hobbyist build process, while ambidextrous controls make the completed rifle more adaptable to a range of shooting styles.