Sylvan Arms New Folding Stock Adapter Gen. 3 | WHAS24

SHOT SHOW 2024, LAS VEGAS, NV – Introducing the Sylvan Arms Folding Stock Adapter Gen. 3 for AR15 and AR9, a lightweight and corrosion-resistant solution to reduce your rifle’s length for easy stowing. Designed for gas piston and direct impingement systems (.223/5.56 to .308), Sylvan Arms Folding Stock Adapter requires no additional parts and weighs only 6.0 ounces. CNC-machined in the USA from 7075 Billet Aluminum, installation is hassle-free with a standard armorer’s wrench, and no disassembly is needed. Explore this and other innovative products to enhance your firearm experience.

Product Details

  • Includes standard .625 Aluminum Bolt Extension
  • Fit: Platforms .223/5.56 to .308 & Most 9mm
  • Does NOT work with Tippmann 22 or LWRC Pistols
  • 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
  • For smaller diameter BCG’s, we have 17/32 .531 bolt extensions available here
  • Now Compatible with Silent Capture Buffer Springs if you use our Silent Capture Bolt Extension  (Does NOT work with Armaspec Silent Capture)
  • 300 blk (blackout) compatible
  • Folder over all length of 2 1/2″
  • If your bolt carrier group is causing the bolt extension to come up short contact us for a conversion
  • We recommend purchasing a Buffer Retaining Nut to replace the pin.


  • Finish: Hard Coat Black Anodized
  • Material: 7075 CNC-machined billet Aluminum
  • Thread specifications: 1-3/16″ X 16
  • Hinge dimensions: 3 11/16 inches
  • Hinge eight: 6.0 oz. Bolt Extension: 1.1 oz.
  • Hinge length: 1.3 inches
  • Warranty: limited lifetime

Designed, built and assembled in the USA.


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