Rear Stock Adapter – HK MP5, HK94, HK33


Stock/Brace Adapter – RSA-MP5 – HK MP5

Finally a way to mount 1913 stocks/braces to your favorite full-size MP5 clone! This adapter will fit the Standard/Full Size MP5 as well as HK33 (556). It has a Picatinny rail machined on the rear which allows you to install 1913 style stocks/braces!  Cheek wield is adjustable using any stock/brace by simply attaching the stock/brace higher or lower on the Picatinny rail!

  • 7075 Aluminum
  • Hardcoat Anodized
  • Includes a replaceable recoil buffer
  • No permanent modifications required
  • Simple installation*

*This adapter is designed to fit super tight and installation will most likely require a rubber mallet to drive in place.

  • Condition: New
  • Origin: USA
  • Color: Black
  • Brand: JMAC Customs

In stock

SKU: HKP-19305

Additional information

Weight 22 oz

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