4" 9mm AR-15 Build Kit

(1 customer review)


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Build Kits come unassembled

SKU KIT-09-9MM-04-001-1 Categories ,


Disclosure: Handguards will be either keymod or mlok depending on availability. If you have a preference, please leave in the comment at checkout and we will try to accommodate the request. 

This kit comes with everything minus the stripped AR-9 lower receiver to build an Ar-15 in 9mm

Kit specs

  •  Either mil-spec upper receiver or upgraded billet upper receiver (depending on availability)
  •  4.5″ CMV 9mm barrel
  •  9mm muzzle device w/ crush washer
  •  4″ free-float handguard (keymod or mlok depending on availability)
  •  9mm BCG
  •  charging handle
  •  mil-spec lower parts kit (USA MADE)
  •  9MM buffer
  •  pistol buffer kit

Build Kits come unassembled

KIT notice as of March 1st 2020:

All build kits are subject to change slightly in this time of EXTREME demand. We are not currently able to fill specific spec requests.. the kit parts will fall into the general specs above but items such as stocks, handguards, and muzzle devices are changing daily.

DISCLAIMER: “GLOCK” is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither Durkin Tactical, LLC nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of “GLOCK” on this page is merely to advertise the sale of GLOCK pistols, parts, or components. For additional genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com. This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.

1 review for 4″ 9mm AR-15 Build Kit

  1. macetron2000

    Works good had trouble with the buffer. Was too thick to let the bolt run all the way through. Wouldn’t lock on the bolt catch. But with some adjustments good buy. Would recommend used a p.s.a lower.

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