PSP-42B Ring Adapter for Proton and Krypton Thermal Imaging Attachments

Enhance your rifle scope’s capabilities with the PSP-42B Ring Adapter, designed for seamless installation of Proton and Krypton thermal imaging attachments. This adapter fits most riflescopes with optical diameters ranging from 40 to 42 mm. It comes with inserts of varying inner diameters, ensuring compatibility with daytime optics featuring lens diameters from 46 mm to 50.6 mm.