Description
ACE Adapter for MP5K, SP89 & SP5K Each ACE adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct “H” buffers to protect your expensive firearm. This is the finest ACE adapter available period. Made in the USA. Compatible With:
- HK MP5K, SP89
- HK MP5K-N, HK MP5K -PDW
- Other custom MP5K style builds & clones
- May not work properly on some Zenith models
Easy to install and made to fit all factory spec receivers and applications









