Ruger P85 Rear Sight, Blue, Used, Excellent. $15.00 Excellent condition, used rear sight, blue/black, for Ruger P85. In stock Ruger P85 Rear Sight, Blue, Used, Excellent. quantity Add to cart Category: Ruger Related products LPA Ruger Fibre Optic Adjustable Sight Set. $225.00 Ruger GP-100 / Super Redhawk Hammer Spring 14lb. $9.97