Law Tactical AR Folding Stock Adapter Gen 3 - HK

Law Tactical AR Folding Stock Adapter Gen 3 - HK - Stock Adapter for AR-15 - view 1
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Law Tactical

Overview

The Law Tactical AR Folding Stock Adapter Gen 3 is a steel assembly designed to allow the stock of your AR-15 to fold to the side, creating a more compact profile for storage or transport. This adapter is compatible with Mil-Spec carbine buffer tubes, which means it can seamlessly integrate into most standard builds without compromising structural integrity. Builders often utilize this folding stock adapter in mid-length gas system configurations chambered in 5.56 NATO for a versatile and maneuverable firearm setup.

Specifications

MPN20193HK
MaterialSteel
AssemblyAdapter
Buffer Tube TypeCarbine
Buffer Tube SpecMil-Spec

Available Merchants(4)

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BattleHawk Armory logo
BattleHawk Armory
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Out of Stock
$369.00
Brownells logo
Brownells
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Out of Stock
$399.99
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Optics Planet
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$399.99
Palmetto State Armory logo
Palmetto State Armory
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$411.99

October 2026 so far on GunPartPicker

Law Tactical AR Folding Stock Adapter Gen 3 - HK is the fifth most added stock adapter on GunPartPicker so far in October 2026, behind the KNS Precision AR/MCX Stock Adapter KIT with Flange, with about 8% of all stock adapter parts added to builds. Up from #7 in September. Builds with this stock adapter are mostly chambered in 5.56 NATO (66%, then .223 Wylde 12%), split between mid-length (48%) and carbine-length (21%) gas systems, and mostly AR-15 (91%).

It was out of stock everywhere we track for all of September 2026, and today none of the 4 retailers we track has it in stock right now. Listed prices start at $369 at BattleHawk Armory for when it comes back.

Trending stock adapter parts →

Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers

Frequently Built With

The part most often added in each category by hundreds of builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

90.5%
AR-1590.5%
AR-107.9%
AR-91.6%

Caliber

65.7%
5.56 NATO65.7%
.223 Wylde12.1%
300 Blackout7.2%
6mm ARC3%
.308 Win2.3%
Other9.9%

Gas System

47.5%
Mid-Length47.5%
Carbine21%
Rifle17.1%
Pistol13.8%
Intermediate0.6%

Builds Featuring This Part

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Builds in the community that include the Law Tactical AR Folding Stock Adapter Gen 3 - HK

BuildPartsTotal
16.5" recce build
16.5" recce
25$1750.39
home defense 10.5" 5.56 build
home defense 10.5" 5.56
29$2702.76
16" Aero Precision pistol build
16" Aero Precision pistol
26$4359.48
10" 5.56 build
10" 5.56
32$7100.16
2-gun 14.5" 5.56 build
2-gun 14.5" 5.56
32$4052.35
Aero Precision 18" build
Aero Precision 18"
24$6613.57
14.5" build
14.5"
35$3442.78
Wilson Combat 16" 5.56 build
Wilson Combat 16" 5.56
23$1936.29
20" noveske clone build
20" noveske clone
25$2487.49
new 5.56 build build
new 5.56 build
32$4052.35
battle arms 11.5" 5.56 build
battle arms 11.5" 5.56
23$1949.07
DMR 14.5" build
DMR 14.5"
33$2992.51

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