Product Description The Calculated Kinetics Hellcat Adapter Plate is a precision-machined mounting solution designed specifically for the Springfield Armory Hellcat, supporting Pro, OSP, and RDP models. CNC machined right here in the USA and finished with a hard anodized black coating, this adapter plate is built to deliver a lifetime of reliable performance. Integrated full recoil lugs provide a rock-solid, stable mount that keeps your optic secure through repeated recoil cycles. The plate is fully compatible with optics using the Holosun K and RMSc footprint, including the 407K, 507K, EPS Carry, and SCS Carry. Every kit ships complete with mounting hardware, Torx bits, Vibratite thread locker, and step-by-step instructions, making installation straightforward. Calculated Kinetics also recommends pairing this plate with the Ameriglo SA 504 sights for optimal co-witness with your mounted optic. Product Highlights Compatible with Springfield Armory Hellcat Pro, OSP, and RDP models for broad handgun compatibility Fits Holosun 407K, 507K, EPS Carry, and SCS Carry optics using the K/RMSc footprint standard Full recoil lugs deliver an exceptionally stable and secure optic mount that handles sustained recoil CNC machined in the USA with a hard anodized black finish for superior durability and corrosion resistance Complete kit includes mounting hardware, Torx bits, Vibratite thread locker, and installation instructions Specs Brand: Calculated Kinetics MPN: HELLCAT-MRMSC UPC: 850069184018 Finish: Hard Anodized Black Compatible Pistols: Springfield Armory Hellcat (Pro, OSP, RDP) Compatible Optics: Holosun 407K, 507K, EPS Carry, SCS Carry (K/RMSc Footprint) Country of Manufacture: USA Includes: Hardware, Torx Bits, Vibratite Thread Locker, Instructions Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.