Radian Weapons Model 1 Builder Kit Features The heart of this kit is the Radian A-DAC Lower Receiver offering full ambidextrous controls for bolt and magazine manipulation improving ergonomics and speed under stress. The billet upper receiver is precision-machined and pre-fitted with a lightweight forward assist dust cover and anti-rotation pin. Included is a 14-inch free-floating M-LOK handguard which supports a rigid and lightweight platform for accessories and superior barrel harmonics. This builder kit also ships with the renowned Raptor-SD Ambidextrous Charging Handle the Talon 45/90 Safety Selector and fully ambidextrous bolt catch and mag release ensuring left- and right-handed shooters have seamless operation. All components are finished in durable FDE Cerakote for an appealing aesthetic and enhanced protection. Radian Weapons Model 1 Builder Kit Specifications Brand: Radian Weapons Model: Model 1 Builder Kit Type: Semi-Automatic Billet Upper/Lower Set Caliber: 5.56 NATO / .223 Remington Finish: Flat Dark Earth Cerakote Ambidextrous: Yes Upper Receiver: Billet with dust cover forward assist and anti-rotation pin installed Lower Receiver: Radian A-DAC (Ambidextrous Dual Action Catch) Handguard: 14 M-LOK Modular Free Float Charging Handle: Raptor-SD Ambidextrous Safety: Radian Talon 45/90 Ambidextrous Selector Bolt Catch: Ambidextrous Magazine Release: Ambidextrous Takedown Pins: Enhanced Set Included Additional Components: 1x Aluminum Barrel Nut 1x Barrel Nut Wrench 4x Handguard Cross Bolts with Washers & Nuts Category: Builder Kits