The CenturionPro Tumbler O-Ring (Gladiator / Mini / Original / Silver Bullet / 3.0) is a durable replacement component designed to maintain a secure seal within your CenturionPro tumbler. This special order item ensures a tight fit between the tumbler lid and chamber, preventing leaks and maintaining consistent pressure during processing. By providing a reliable seal, it helps improve... https://www.hydroponicstown.com/777122-oring-centurionpro-tumbler-o-ring-gladiator-mini-original-silver-bullet-3-0-special-order-item