Ruger P85 Slide Stop Spring Retainer, Used, Excellent. $10.00 Excellent condition, used slide stop spring retainer, for Ruger P85. In stock Ruger P85 Slide Stop Spring Retainer, Used, Excellent. quantity Add to cart Category: Ruger Related products Ruger SP-101 Reduced Power Shooters Pack $19.97 Ruger GP-100 Trigger Return Spring 8lb. $9.97