Radian Weapons Builder Kit Receiver Set, 17-Inch Handguard

Description

This Radian Weapons builder kit combines a billet upper receiver, an AX556 lower receiver, and a 17-inch handguard for AR-15 build projects. The handguard uses an M-LOK (Modular Lock accessory mounting) interface, while the included controls provide ambidextrous operation. The kit is finished in black and includes installation hardware and tools.

Key Specifications

• The kit includes a billet upper receiver with dust cover, anti-rotation pin, and lightweight forward assist installed.
• The lower receiver is a Radian AX556 configuration for the included receiver set.
• The handguard measures 17 inches and provides an M-LOK accessory mounting interface.
• The included charging handle is a Raptor-SD ambidextrous design.
• The safety selector is a Talon 45/90 ambidextrous unit.
• The kit includes an ambidextrous bolt catch and release for the lower receiver.
• An ambidextrous magazine release is included with the receiver set.
• The package contains an enhanced takedown pin set for assembly.
• The kit includes an aluminum barrel nut and barrel nut wrench.
• The exterior has a black finish for a consistent appearance across the components.

We stock this kit for builders who want a coordinated receiver set with several controls and assembly components included. The package brings together the upper and lower receivers, handguard, charging handle, safety selector, and takedown hardware in one configuration. Its ambidextrous controls suit builders who prefer access from either side, while the M-LOK interface supports compatible accessory mounting. The included components define the Radian Weapons builder kit.