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Knight's Armament Corp. "KAC" Master Key w/ mount.

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Knight's Armament Corp. "KAC" Master Key w/ mount. 

The12-guage Master key can be mounted under standard rifles as a breaching tool.

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”