The kriss vector crb is the non-nfa semi-automatic carbine variant with a 16" barrel.Additional standard equipment on the kriss vector crb are the flip sights full-length picatinny top rail lower picatinny accessory rail and a glock magazine.This 10mm model crb has a maglock for ca compliance.Metal Finish: BlackAction: Semi-AutoCaliber: 10mm AutoBarrel Length: 16"Capacity: 10+1Trigger: Single-StageSafety: AmbidextrousOal: 36.38"Weight: 8 lbsStock Description: FixedReceiver Material: PolymerSights: Flip Up Front & RearBarrel Description: 4140 Chrome MolyTwist: 1:10"Barrel Length Range: 16" to 16.99"Weight Range: 8 lbs to 8.99 lbsHand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black