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War Lock Upgrade KitWar Lock Upgrade Kit

War Lock Multi-Caliber Kit

$299.00$458.00

The War Lock™ Multi-Caliber Kit transforms your AR platform into the Multiple Caliber System.

NOTE: Our products are made to order.
Please allow up to 30 days for delivery.

Select Barrel Type and Quantity below. Select “Pack of Two Kits” for a discount!

FT-15 Complete Lower Receiver - MFT-15 Complete Lower Receiver - M

FT-15 Complete Lower Receiver

$329.00

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

The Frontier Tactical™ Complete Open Trigger Assembled Lower Receiver includes an installed Lower Parts Kit and Magpul, 6 position Butt Stock assembly, lower receiver extension, buffer, buffer spring and Magpul Pistol grip. This complete lower receiver is marked “MULTI CAL” and is a semi-auto AR-15.

War Lock Complete Upper Receiver 2War Lock Complete Upper Receiver

War Lock Complete Upper Receiver

$329.00

Save time & labor with the fully assembled War Lock™ Complete Upper Receiver. This product comes with an enlarged ejection port to accommodate calibers up to and including .50 Beowulf.

NOTE: Does not include Barrel Adapter Assembly, Installation Fixture, Transportation/Storage Cap, Handguard Retainer Assembly, Charging Handle, or BCG.

Receiver Adapter AssemblyReceiver Adapter Assembly

Receiver Adapter Assembly

$200.00

The War Lock™ Receiver Adapter Assembly is designed to interlock with the Barrel Adapter Assembly.

NOTE: Our products are made to order, please allow up to 30 days for delivery.

FT-15 Stripped Lower ReceiverFT-15 Stripped Lower Receiver

FT-15 Stripped Lower Receiver

$160.00

The FT-15 Stripped Lower Receiver is marked “MULTI CAL” and is a semi-auto, AR-15 stripped lower receiver.  It is perfect for out-of-the-box true multiple caliber AR-15 builds.

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

Barrel Adapter Assembly Kit - FSBarrel Adapter Assembly Kit - FS

Barrel Adapter Assembly Kit – FS

$115.00

War Lock™ compatible barrels will need the Barrel Adapter Assembly Kit – FS to connect with the receiver. The Barrel Adapter Assembly Kit – FS is designed to work with the majority of commercially available rail systems, handguard tubes, gas blocks and front sight assemblies.

Barrel Adapter Assembly KitBarrel Adapter Assembly Kit

Barrel Adapter Assembly Kit

$99.00

War Lock™ compatible barrels will need the Barrel Adapter Assembly Kit to connect with the receiver. The Barrel Adapter Assembly is designed to work with the majority of commercially available rail systems, handguards, gas blocks and front sight assemblies.

Barrel Adapter Assembly - FSBarrel Adapter Assembly - FS

War Lock™ Barrel Adapter Assembly – FS

$96.00

The War Lock™ Barrel Adapter Assembly – FS accommodates most clamp on free float rails.  The knurled section of the free float tube/rail must be able to fit our 1.360″ knurled outside diameter.

NOTE: Our products are made to order. Please allow up to 30 days for delivery.

Installation FixtureInstallation Fixture

Installation Fixture

$48.00

The War Lock™ Installation Fixture is used for the installation of the War Lock™ Barrel Adapter Assembly and for the installation of muzzle devices.

AR-15 6.8 SPC Magazine 25 RoundAR-15 6.8 SPC Magazine 25 Round

AR-15 6.8 SPC Magazine 25 Round

$19.00

ASC’s 25 round 6.8 SPC Stainless Steel magazines are engineered with the highest levels of quality for increased longevity. These magazines are manufactured 100% in the USA.