We don't gather any particular data and we do not supply any of the information to third-party providers. It was available from about 1959-1963. Yet another defining attribute in the JTSS can it be came by using a Winchester 93B entrance sight which resembles a shark fin. I believe that's https://highimpactrounds.com/product/winchester-defender-12-ga-2-75in-1-oz-rifled-slug-00-buck-1150-fps-10-rd-box/