PTR AR Stock Adapter For HK Firearms

AR15 to HK 90 Series Stock Adapter For AR15 &M4 Style Stocks, BracesFor use on any commercial, Mil-spec or pistol AR15/M16/M4 stock, brace & buffer tube of your choice. Perfect for your HK rifle, pistol or SBR build. With our M4 adapter, you can use your existing metal backplate, standard G3 buffer, and your choice of stock and buffer to add an AR15 stock to your HK firearm. This is a perfect complement for those that want to use an AR-15 style stock, brace on your HK rifle or SBR or pistol project.Fits all standard in SPEC:

• Commercial buffer tubes
• Mil-spec buffer tubes
• Pistol buffer tubes

Fits any HK firearm that uses a metal back-plate such as the HK91, G3, PTR91, PTR-PDW, HK 93,33, 53, etc. Each adopter includes the proprietary locking ring and ready to drop on your choice of buffer tube & AR stock. Made from aircraft-grade aluminum and comes in a black powder coat finish ready to install.Technical Note: This batch of adapters is powder coated and is a thicker finish than the original anodizing. You may experience a tight fit, or the need to fit it to your back-plate.