?GUARANTEE?If you are not satisfied with our product you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem. ?SUITABLE FOR?We offer a 3K burst disk,which is suitable for paintball tank regulator.Please make sure the size and material that you need before buying the products to avoid unnecessory problem. ?LIGHTWEIGHT?Lightweight and small size, easy to store and use.The compact design saves place and weight in many applications.Long life and high reliability.Great accessory for tank regulator or valve. ?NO EASY TO DEFORM?Our copper burst disk is characterized by high strength and high hardness, not easy to deform.Can in hot humid and various corrosive such harsh environment for long term use. ?HIGH QUALITY COPPER?This burst disk is made of high quality copper material, this burst disk is sturdy and durable.Has strong fracture toughness and wear resistance.Good quality not only can provide a safer guarantee for your life,but also good materials can increase product life.