Radian Weapons Complete Upper 6MM ARC 14.5 in Pinned 16 in OAL Barrel 1:7 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 in MLOK Handguard Radian. Featuring Radians new weight reducingfluted barrel matching fluted buffer tubeand updated Magpul furniture for theprecision shooter. With flatter trajectories higher ballistic efficiency and extendedrange this rifle was built for seriousshooterswhether you're clearing coyotesat 400 yards ringing steel at 800 orfine-tuning your precision at the range.The design philosophy behind the RadianMODEL 1 is simple: use the highest qualityraw materials most precise CNC machiningequipment and best components availableto create a weapon that seamlessly blendsform and function. Beyond quality andaesthetics the MODEL 1 features fullyambidextrous controls adding much-neededutility for both left and right handedshooters. Every MODEL 1 is assembledby hand one at a time by a trainedtechnician who inspects test fires andcleans the weapon to personallyguarantee it meets the most rigid qualitystandards. No detail has gone overlookedwhich is why the MODEL 1 like everyRadian product is guaranteed for life. Features: Sub-MOA Accuracy Guarantee w/Black Hills Match Grade AmmunitionBillet Machined 7075-T6 UpperReceiver w/ M4 Feed RampsProprietary Extended Aluminum HandGuard w/ Magpul M-LOK ModularMounting System and IntegratedUpper/Hand Guard Stainless SteelAnti-Rotation PinMatch Grade 416R Stainless SteelBarrel w/ Weight Reducing FlutesChambered in 6mm ARC(Threaded 5/8 x 24)Enhanced Black Nitride M16 BoltCarrier GroupLightweight Forward AssistRadian RAPTOR-SDSuppressor-Optimized AmbiCharging HandleDirect Impingement Gas System14.5 6ARC: Mid-Length18" 6ARC: Rifle-LengthIncluded Dead Air KeyMo MuzzleDevice Specifications for Radian Weapons Complete Upper 6MM ARC 14.5 Pinned 16 OAL Barrel 17 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown: Manufacturer: Radian Weapons Caliber: 6mm ARC Barrel Length: 14.5 in Barrel Twist Rate: 1-7 Finish: Cerakote Brown Color: Brown Gun Model: AR-15 Gun Rail: M-LOK Gun Make: AR Platform Additional Features: Upper Case Finish: Cerakote Handle Finish: Cerakote Handle Color: Brown Blade Finish: Cerakote Features of Radian Weapons Complete Upper 6MM ARC 14.5 Pinned 16 OAL Barrel 17 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown: Sub-MOA Accuracy Guarantee w/ Black Hills Match Grade Ammunition Package Contents: Radian Weapons Complete Upper 6MM ARC 14.5 Pinned 16 OAL Barrel 17 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown What firearm models does the manufacturer say Radian Weapons Complete Upper 6MM ARC 14.5 Pinned 16 OAL Barrel 17 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown is compatible with? The manufacturer suggests that Radian Weapons Complete Upper 6MM ARC 14.5 Pinned 16 OAL Barrel 17 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown is compatible with AR-15Radian Weapons Complete Upper 6MM ARC 14.5 in Pinned 16 in OAL Barrel 1:7 Twist Dead Air KeyMo Flash Hider Mid-Length Gas 14 in MLOK Handguard Radian Raptor-SD Charging Handle Radian Enhanced Bolt Carrier Group Cerakote Finish Brown R0899