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FT-15 Multiple Caliber PackagesWar Lock Multiple Caliber System

FT-15 Multiple Caliber Packages


***A Federal Firearms License (FFL) is required to purchase this item.***

The Frontier Tactical™ FT-15 Multi-Caliber Packages include all the barrels, bolt carrier groups and magazines with the rifle that are necessary to switch between the included calibers.

Complete Bolt Carrier GroupComplete Bolt Carrier Group

Complete Bolt Carrier Group


The Complete Bolt Carrier Group by Frontier Tactical is a completely assembled and tested bolt carrier group that is ready to use with the War Lock™ Upper Receiver and compatible barrel.

NOTE: Do not mix bolts and barrels from other manufacturers.  Our bolts are designed to run with our complete barrel assemblies.