AR:K ST Upgrade kit With Apex2 Ready Barrel Spyder Threaded Barrels The Zick2 is the next

The Zick2 is the next natural progression from the original Zick

And with the Cyclone Feed

Integrated Audible Beeper for Alarms and Actuations

The shroud has 4 Picatinny rails on it that can mount a variety of items

AR:K ST Upgrade kit With Apex2 Ready Barrel Spyder Threaded Barrels The Zick2 is the nextThis upgrade kit turns your standard AR: K into the newer very limited release ST AR: K. These are very limited and won't be around for long as we are the only store in the U. S. to receive these. The barrel is a . 691 bore size and is Apex2 ready. The shroud has 4 Picatinny rails on it that can mount a variety of items. Don't let this awesome upgrade slip by!