M77 Mark II kit contains (1) extra power, 24 lb. Blitzschnell striker spring and a reduced power trigger/sear spring.
Reduced power trigger/sear spring fits 77/22 models chambered only in .17 HMR, .17 Mach, .22 LR, .22 WMR and the 77/44. The reduced power trigger/sear spring also fits Ruger 77 MKII centerfire models EXCEPT for target models and Hawkeye series.Not for use in dicontinued Model 77.
SpecificationsMake Model Fit: Ruger.77/22Quantity: 3
