We've partnered with Viridian to bring you an optics slide for your beloved P17. This combination comes as a preinstalled slide assembly. Simply swap slides, zero your dot, and you're ready to go. The Viridian RFX11 reflex sight perfectly co-witnesses with the raised front sight that comes installed on your new P17 slide assembly. Once you've mastered the fundamentals of sight picture and sight alignment, you'll be shooting bullseye's in no time. Upgrade your P17. Get to the range.