KG Mayhem 22LR 9" Upper with Flash Cone Conversion


 KG Mayhem 22LR 8.5" Upper with Flash Cone Conversion

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Foregrip Option

Optic Option

Rail Cover Option

Rail Section Option

Sight Option

KG Mayhem 22LR 9" Upper with Flash Cone Conversion

Everything you need to convert a standard AR15 lower to fire 22LR


  • 9" 4150 Salt Bath Nitride Vanadium 1x16 22LR Barrel 1/2x28 Threads
  • Flat Top Upper with M4 Feed Ramps
  • 9" 7075 T6 Aluminum Free Float M-Lok Hand Guard
  • Flash Cone 
  • 22LR BCG

    • The upper will work with standard hammer

    • Standard Charging Handle
    • 1 25RD 22LR Magazine

Please Note 

  • 1 - 10Rd Magazine for orders going to:
    • MD, NJ, DC, HI, MA, NY, CT, CA and CO
    • Cook County (Chicago), IL; Aurora, IL; Cicero, IL; Franklin Park, IL; Riverdale, IL and South Bend, IN

All Uppers are Head Spaced and Test Fired

Comes with KG's Warranty: for details please see our Customer Service page or email us.

Please Note: Your order will be cancelled if you purchase a COMPLETE LOWER and a COMPLETE UPPER in the same order, even in Knock Down Condition. Please see our Shipping Policy page for a definition of "Knock Down Condition" and our Cancellation Policy.

1 Item

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