Sylvan Arms AR-15 Folding Stock Adapter – Gen 3


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SKU: ARH300 Category:


sylvan arms folding stock adapter

Sylvan arms folding stock adapter is compatible with 5.56 and .308 pattern rifles and allows you to fold your stock for a more compact package for storage. It simply screws into the receiver extension slot where your buffer tube would and then you screw your buffer tube into the stock adapter. The gen 3 folding stock adapter is CNC machined from 7075-T6 aluminum with a heavy duty hinge and hardcoat anodized black for long term corrosion resistance.

Note: Do not fire when open.

Compatible with all AR platforms
Compatible with 9mm with Sylvan Arms 9mm bolt conversion (not included)
CNC machined from 7075-T6 aluminum
Hardcoat anodized black
Includes buffer extension
Includes castle nut and end plate
Thread specifications: 1-3/16″ X 16
Hinge dimensions: 3 11/16 inches
Hinge weight: 6.0 oz, BC – Extension 2.2 oz
Hinge length: 1.3 inches
Limited lifetime warranty                                                                                                                                                                                                                                                                                                                    SPECIFICATIONS
• Fit: platforms .223/5.56 to .308 & most 9mm:
– 9mm bolt carriers with 5/8 ID (.625) standard sizing can use the bolt extension included, after removing the pin and weight from the bolt carrier
– 17/32 .531 bolt extension for smaller bolt carriers is available here
– If your PSA bolt carrier is causing the bolt extension to come up short contact us for a conversion.
– Does NOT work with Silent Capture Buffer Springs
– Does NOT work with JP Enterprise Buffer System
– 300 blk (blackout) compatible
– Adds 1.3 inches to Length of pull
• Surface treatment: 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, BC – Extension 3.1 oz
• Hinge length: 1.3 inches
• Warranty: limited lifetime                                                                                                                                    Designed, built, and assembled in the USA

The Sylvan Arms QD Tubelock is a replacement for the standard lower receiver end plate that adds a quick detach on the RIGHT side and works with our Folding Stock Adapters.
CNC Machined from 7075 Billet Aluminum with a black finish, the swivel socket is rotation limited for easy use.
This product, like all other Sylvan Arms products, is also backed by the Sylvan Arms Limited Lifetime Warranty.

From 9mm conversion blocks, to rifle tools, to stock adapters, Sylvan Arms produces premium, affordable, firearms, gunsmith tools, and accessories.