This is a factory OEM KRISS USA Vector 22LR 30 Round Magazine. This extended KRISS Vector magazine holds up to 30 round of .22LR ammo in its durable polymer construction. The front of this Vector magazine features a ribbed texture for better handling. KRISS USA has been known for decades to produce firearms with precise manufacturing, and this extended KRISS Vector magazine is no different. Pick up a KRISS USA Vector 22LR 30 Round Magazine from The Mag Shack.