Replacing the factory trigger spring with this new spring can yield you a nice crisp trigger pull of less then one pound, unleash the true potential of your Tikka rifle with a lighter target trigger pull, results have averaged 12 ounce pull with the adjustment screw turned all the way out on the tension screw, easy installation. Also fits Sako 75 and 85 models as well as the 595 and 695 models which utilize the same trigger mechanism 

Link to parts manufacturer