KAK Complete AR-15 Upper Receiver with 9" M-LOK Handguard - 5.56 NATO - 8"
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KAK Industry
Overview
The KAK Complete AR-15 Upper Receiver features a 9-inch barrel chambered in 5.56 NATO, providing a compact and versatile option for your build. This complete assembly allows for easy installation, streamlining the process for builders looking to create a reliable firearm with a shorter profile. This upper receiver is often found in builds aimed at tactical applications or those requiring maneuverability in close quarters.
Specifications
KAK Complete AR-15 Upper Receiver with 9" M-LOK Handguard - 5.56 NATO - 8"
Build history on GunPartPicker
Builders on GunPartPicker first added the KAK Complete AR-15 Upper Receiver with 9" M-LOK Handguard - 5.56 NATO - 8" to a build in January 2026.
It was out of stock everywhere we track for all of August 2026, and today the one retailer we track is out of stock. Listed prices start at $404.96 at Primary Arms for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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