Heckler and Koch VP9 Optics Ready Mounting Plate #1, EOTech MRDS. Manufactured from steel, this optics ready mounting plate #1 is for the Heckler and Koch VP9 9mm pistol platform. This mounting plate allows you to attach the EOTech MRDS, Meopta MeoSight III, and Noblex Sight III optics system to your pistol. Perfect for getting your pistol's optic system secure and ready, this piece works great for the next workshop project, as an immediate replacement or spare.