Hellcat Adapter Plate for your Springfield Armory OSP from Calculated Kinetics is the Adapter you want! Our Adapter plate comes with Full recoil lugs and will allow the use of OEM sights to co-witness. Machined right here in the USA and hard anodized give you a lifetime of use.
ALL adapters, optic plates, and DOGTAGs come with all hardware, Torx bits, Vibratite, and instructions to properly install your optic.