Feature●Box contents: the set includes 3 rubber corks for closing the barrel and silencer●Purpose - In case of heavy metal deposits or dirt of the barrel or silencer, the corks are used for one-sided or double-sided closure, so that the detergent can work ideally●Combination - For ideal weapon care, we recommend the Balsin Robla Solo MIL for barrel cleaning and the silencer cleaner for removing combustion residues●Dimensions: the corks have these 3 sizes: small 5-9 x 20 mm, medium 8-12 x 20 mm, large 10.5-14.5 x 20 mm●BALLISTOL - The brand for humans. Animal Technique. Since 1874, our traditional company has been producing high-quality special oils as well as care, cleaning and mosquito repellent agents in GermanyDescriptionclass="celwidget" data-feature-name="aplus" data-csa-c-type="widget" data-csa-c-content-id="aplus" data-csa-c-slot-id="aplus_feature_div" data-csa-c-asin="" data-csa-c-is-in-initial-active-row="false" data-csa-c-id="ldzs2g-vfjlm-56gpfd-ujbgg0" data-cel-widget="aplus_feature_div">