HK MP5, HK90 Series Trigger Box - Semi Auto - Billeted

HKP HK Parts USA America Made Trigger Pack for HK90 Series, Century, PTR, and Zenith This part is a perfect 922r compliant part as it counts as one of the needed US-made parts. Each unit comes with new style updates for ease of putting parts into the trigger pack, and your existing semi-trigger pack parts can be added to this housing. This is a SEF-based semi-auto trigger pack assembly, and it will fit all SEF housings and selector levers. Compatible With: * MP5, MP5K, * SP5, SP5K * SP89, HK94 *