KAK AR15 BCG M16 556 K-SPEC NP3 DE DOWNVENT BOLT C...
KAK Industry
Overview
The KAK AR15 BCG M16 556 K-SPEC NP3 DE DOWNVENT BOLT C... is a bolt carrier group. Compare prices from multiple merchants and find the best deal.
Specifications
August 2026 on GunPartPicker
KAK AR15 BCG M16 556 K-SPEC NP3 DE DOWNVENT BOLT C... ranked #47 of the 229 bolt carrier groups builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #88 of the 433 bolt carrier groups builders have added. Builds with this bolt carrier group are mostly chambered in 300 Blackout (67%, then 5.56 NATO 33%), mostly on pistol-length gas (67%, then carbine-length 33%), and nearly all AR-15.
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 $247.49 at BattleHawk Armory for when it comes back.
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Frequently Built With
The part most often added in each category by the 12 builds that include this one
Griffin Armament MK2 AR-15 Ambidextrous Stripped Lower Receiver Flat Dark Earth
Geissele Automatics AR-15/M16 Super Charging Handle, Ddc
CMMG Upper Receiver Assembly MK4/AR15 Forward Assist Coyote Tan
Triggertech AR Diamond Trigger Flat Black
Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK
Griffin Armament .300 Blackout Hedp AR-15 Barrel - 9.5"
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 1 →Builds in the community that include the KAK AR15 BCG M16 556 K-SPEC NP3 DE DOWNVENT BOLT C...
| Build | Parts | Total |
|---|---|---|
 | 21 | $1739.25 |
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