Geissele HK MR 556 Trigger, two-stage trigger.
The HK MR 556 trigger is similar to our SSA with a 4.5 total pull weight. It can be used in both the HK 556 and semi-auto HK 416's.
Trigger Type: 2 Stage
1st Stage Weight: 2.5lbs.
2nd Stage Weight: 2.0lbs.
Total Pull Weight: 4.5lbs.
Recommended Use: Target Shooting, Precision Shooting, Law Enfocement
Pin Size: Mil-Spec, Size Standard Mil-Spec Pin
Trigger Bow Type: Round
Weapon Platform: HK MR223, MR416 Semi Auto