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Knights 12 Gauge Masterkey (11" Barrel)#5
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Knights 12 Gauge Masterkey (11" Barrel)

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$1,949.39 $1,943.89
(You save $5.50)
Low Stock
Ships in 3 business days
Manufacturer Number:
12 Gauge
Unit of Measure:
Class 3

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The12-guage Master key can be mounted under standard rifles as a breaching tool(when used with special breeching ammo). It is also mountable to KAC's Standalone Module. The system consists of a Remington 870 shotgun that can be mounted onto an M4 rifle in an under-barrel configuration. The shotgun has a 3 round capacity and should be only operated when attached to a host rifle or the standalone module. Exclusively for military and law enforcement.

Rifle Sold Seperate.
Barrel Length:        9.5”
Caliber:                 12 Gauge
Weight:                 5 lbs 4 oz (unloaded)
Overall Length:      17.25”

1 Review

  • pimpest mod forend grip of all time

    Posted by eyes on May 8th 2018

    Best tax return my wife ever kicked my ass over

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Warranty Information

Impact Guns Lifetime Warranty

Shipping & Returns

Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.