KAK Industry has shown greater support for the AR-9 pattern of weapon with their latest product a AR-9 patterned 9mm shorty upper receiver.

The KAK shorty AR-9 upper featuring a 3.5 inch barrel is perfect if you are wanting to build a super compact PDW style pistol or SBR.

KEY FEATURES:

3.5 9MM BARREL 41V50 MELONITE

1:10 TWIST

1/2-36 MICRO FLASH CAN

M-LOK HAND GUARD

AR-15 UPPER RECEIVER

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