Primary Arms Picatinny Rail for Primary Arms Prism Scopes - PAPRPS
The Primary Arms Picatinny Rail for Prism Scopes can be attached to the top of Prism scope PAC4X and PAC2.5X. Simply secure the rail section using the two included screws, then attach your Micro dot or reflex sight to it as a secondary optic above your PAC4X and PAC2.5X. Made from anodized - matte black aluminum. The optic in the photos is sold separately.