Radian Weapons Model 1 Complete Upper 6mm ARC 18" M-LOK OD Green

The Radian Weapons Model 1 is a complete AR-15 upper receiver assembly chambered in 6mm ARC, built around an 18" barrel with a 1:7 twist rate. The upper receiver is finished in Olive Drab Green Cerakote and machined to Radian's tight CNC tolerances using premium raw materials. Operating via direct impingement, the 18" barrel is paired with a rifle-length gas system suited to the longer tube. The handguard features M-LOK attachment for accessory mounting. The Model 1 upper includes fully ambidextrous controls and is assembled by hand by a trained gunsmith. Fits standard AR-15 lower receivers.