KAK 8″ 9mm 9″ MLOK Upper AR9 80% Build Kit is an 80% frame, lower receiver, jig or build kit from the Polymer80 range (AR 9 Build Kits). Our price is $793.91. This item is treated as a firearm under federal rules and ships through a licensed dealer (FFL) in your state, where you complete the paperwork and background check. Several states ban or restrict these items; do not order if your state does.

We list this item with its manufacturer part number on request. Order stays on our site; we confirm availability and ship tracked from the United States. If you are not sure it fits your build, ask before you order.