Copy of HK 90 Series SEF Full-Auto Trigger Pack, Complete

Bill Springfield Professional Match Upgraded HK Drop-In SEF Full-Auto Trigger Group, Complete

CRISP, SMOOTH BREAK - - TRIGGER SLACK ELIMINATED!

ALL REFINISHED - EXCELLENT CONDITION

REDUCED TRIGGER PULL WEIGHT OF ~5-8lbs  VS. MILSPEC ~10-14lbs

Fits SEF Lowers with Semi-Auto Shelf Block

Does Not Fit Ambidextrous Navy Lowers

Config: SEF Full-Auto

Caliber: Select your option for 9mm (MP5/HK94), 5.56mm (HK33/53/93), or 7.62mm (G3/HK91)

Ejector: 90 Series Factory Spec

Hammer: 90 Series Factory Spec

Color: Black

Material: Steel, Tool Steel

ALL HK OEM German Parts