Start of lstUrls_of_images_in_html_descriptionProduct Number: S13269738OPTILOCK scope mount bases are precisely machined out of solid steel to ensure perfect mating with our integral receiver scope mount rails and optimal scope alignment. OPTILOCK scope mount bases come clamshell-packed in pairs. All the parts required for assembling bases to receiver and rings to bases are included (plus hex key).Material: SteelFinish: Matte bluedFits: TIkka T3, M55/65, M558/658, M590/690, M595/695End of lstUrls_of_images_in_html_description