Parts by category

Sylvan Arms AR15 & AR9 Folding Stock Adapter Gen 4 Right Fold Black

Sylvan Arms AR15 & AR9 Folding Stock Adapter Gen 4 Right Fold Black

Sylvan Arms · Stocks

No ratings yet

Best price

$166.99at GrabAGun

Sale checked Nov 12, 2026

Buy at GrabAGun

Compare 6 stores

Where to buy

StorePriceAvailabilityBuyAdd to build
GrabAGun Best price $166.99Salechecked Nov 12, 2026 Check store Buy at GrabAGun
Classic Firearms $169.99checked Nov 11, 2026 Check store Buy at Classic Firearms
AR15Discounts $177.99checked Nov 11, 2026 Check store Buy at AR15Discounts
Dirty Bird $177.99checked Nov 11, 2026 Check store Buy at Dirty Bird
OpticsPlanet $177.99Salechecked Oct 14, 2026 Out of stock Buy at OpticsPlanet
Kentucky Gun Co $177.99checked Nov 11, 2026 Out of stock Buy at Kentucky Gun Co

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Dashed line = out of stock. Tracking since Oct 30, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$177.99$177.99$177.99
Classic Firearms$169.99$169.99$169.99
Dirty Bird$177.99$177.99$177.99
GrabAGun$166.99$166.99$166.99
Kentucky Gun Co$177.99$177.99$177.99

Since Oct 30, 2026.

About this part

The Sylvan Arms AR15 & AR9 Folding Stock Adapter Gen 4 Right Fold Black is an AR-9 stock from Sylvan Arms. It's sold by 6 stores, from $166.99 to $177.99.

Specifications

Manufacturer
Sylvan Arms
Color
Black
Type
Stock
Platform
AR-9

From the manufacturer

Sylvan Arms AR15 & AR9 Folding Stock Adapter Gen 4 Right Fold Black. The Gen 4 AR Folding Adapter sits closer to your AR lower to reduce the length and any gaps. Turn your rifle into a foldable AR providing a compact rifle setup. The direction of the fold is orientated to the direction as if your build was pointed down range. On a standard build Folding to the RIGHT folds toward the ejection port. Folding to the LEFT folds off to the side with out the ejection port. Our previous folders have folded off to the LEFT. Fit: Platforms .223/5.56 to .308 & Most 9mm Does NOT work with Tippmann 22 or LWRC Pistols Some 9mm bolt carriers with standard sizing 5/8 ID (.625) can use the included bolt extension after removing the pin and weight from the back of the BCG Compatible with your 300 Blackout AR s for an effortless 300 Blackout Folding Stock Setup If your bolt carrier group is causing the bolt extension to come up short contact us for a conversion. Includes all items needed to install. Specifications for Sylvan Arms AR15 & AR9 Gen 4 Folding Stock Adapter: Manufacturer: Sylvan Arms Condition: New Color: Black Gun Make: AR Platform Gun Model: AR-9 AR-10 AR-15 Gun Type: Pistol Caiber Carbone (PCC) Rifle Pistol Fabric/Material: 7075 Aluminum Threads per Inch: 1-3/16x16 Additional Features: Opens to the right Depth/Thickness: 1.3 in Weight: 6 oz Features of Sylvan Arms AR15 Gen 4 Folding Stock Adapter Now Available as a left or right fold pick the best AR side folder setup to fit your needs. Compatible with most AR15 Standard 1-3/16 x 16 thread and does not require any additional parts to be used with standard AR15 Bolt Carrier Groups. CNC-machined from 7075 Billet Aluminum making it uniquely lightweight and corrosion-resistant. This assembly weighs only 6.0 ounces. The included wrench makes for a quick and easy install. The product does not need to be disassembled in order to install it onto your rifle/pistol. Simply screw on fold and carry Package Contents: Sylvan Arms AR15 Gen 4 Folding Stock Adapter .625 Aluminum Bolt Extension Castle nut wrench What firearm models does the manufacturer say Sylvan Arms AR15 & AR9 Gen 4 Folding Stock Adapter is compatible with? The manufacturer says that Sylvan Arms AR15 & AR9 Gen 4 Folding Stock Adapter is compatible with AR-15 AR-10 AR-9Sylvan Arms ARH400-R: AR15 Folding Stock Adapter Gen 4 Right Fold Black

Similar stocks

More Sylvan Arms parts

Rating

No ratings yet

Log in to rate this part.

Comments

Please log in to read and leave comments.

$166.99 at GrabAGun
Buy