65M18M50B8R

Diamondback Firearms Barrels6.5 Grendel18″1:8 TwistBlack NitrideFinishMid Length Gas SystemThreaded 5/8-24″Fits AR RiflesFeatures:Caliber: 6.5 GrendelGas System: Mid-LengthLength: 18″Contour/Profile: MediumTwist: 1:8Material: 4150 Chrome MolyCoating: Black NitrideThread: 5/8 x 24Rifling: Button Rifled 5RM4…