SYLVAN Arms GEN 3 AR15 & AR9 FOLDING STOCK ADAPTER
Why Buy From Us?
Don't see the exact configuration you want? No problem, just let us know. Most of the time we can customize with the parts we have just to your liking.
All our uppers have a Lifetime Warranty to the original purchaser. Some conditions apply - click here for details.
We believe in customer service before and after the sale. We never take days or weeks to respond. Most of the time if you email or leave a message, we usually respond the same day or next business day.
Most of our uppers are built to order. Our most important goal is to get your order to you as quickly as possible without sacrificing quality. Please check the live status update on the banner above and/or on our homepage for current processing times.
We always specify the manufacturer of the major components therefore you know what you are getting. We only use quality components from well-known manufacturers.
Comes in OEM packaging, we do not have retail packaging for these.
The Sylvan Arms Folding Stock Adapter allows you to fold your stock and significantly reduce the length of your rifle for easy stow and travel.
Specifically designed for gas piston and direct impingement systems .223 / 5.56 to .308 systems, it has standard 1-3/16” x 16 thread and does not require any additional parts to be used with standard Bolt Carrier Groups.
It is CNC-machined in the USA from 7075 Billet Aluminum, making it uniquely lightweight and corrosion resistant. This assembly weighs only 6.0 ounces. No special tools required; only a standard armorer’s wrench. The product does not need to be disassembled in order to install it on to your rifle/pistol.
Simply screw on, fold and carry!
Now Compatible with Silent Capture Buffer Springs! Click Here for our Silent Capture Bolt Extension!
- Includes standard .625 Bolt Extension
- Fit: Platforms .223/5.56 to .308 & Most 9mm
- 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
- 300 blk (blackout) compatible
- Adds 2 inches to length of pull
- If your bolt carrier group is causing the bolt extension to come up short contact us for a conversion
- 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 Weight: 6.0 oz. Bolt Extension: 3.1 oz.
- Hinge length: 1.3 inches
- Warranty: limited lifetime
Designed, built and assembled in the USA