Kowa Adapter Ring for Kowa Genesis33 Series, Black TSNAR-33GE is a part of the high quality and dependable Binocular Accessories from Kowa. All of the features you need for a price you want. Binocular Accessories from Kowa are well known for their quality and Kowa Adapter Ring for Kowa Genesis33 Series, Black TSNAR-33GE upholds that standard.