The Radian Gray Model 1 Builder Kit offers an exceptional foundation for creating a custom firearm. This kit includes a billet upper receiver complete with a dust cover and lightweight forward assist providing a solid and reliable framework. The accompanying handguard features the versatile Magpul M-LOK modular attachment interface allowing for easy customization. The Radian AX556 lower receiver is designed for precision and durability. Enhance your handling experience with the included Raptor SD ambidextrous charging handle and the Radian Talon 45/90 ambidextrous safety selector. This kit also features an ambidextrous bolt catch/release and magazine release for seamless operation. Completing the set are an enhanced takedown pin set an aluminum barrel nut and a barrel nut wrench accompanied by four handguard cross bolts with washers and nuts. Each component is finished in a sleek Radian Gray ensuring both aesthetic appeal and performance.