HK to AR-15 Stock Adapter

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The Aim Sports Inc HK to AR15 stock adapter for AR15 stocks. Works with any Mil-spec buffer tube and castle nut to use any Mil-spec AR15/M16 stock of your choice on your HK rifle, SBR, or pistol. With our adapter, you can use your existing metal backplate, standard G3 buffer, and your choice of stock to add an AR15 stock to your HK firearms. Some fitment may be required. It fits any HK firearms utilizing a metal backplate like the HK91, G3, PTR91, PTR-PDW, and HK93.

  • Made from aircraft-grade aluminum
  • Black hard coat anodized
  • Accepts AR15 collapsible Stocks
  • Weight - 6.14 oz
  • Drop-in design
  • Compatible with: HK91, G3, PTR91, PTR-PDW & HK93