This interspiro air tank has been hydro tested in 2019 and is certified for 45 minutes of use at 4500 psi. It is a high-quality tank manufactured in the United States and perfect for use in paintball or other outdoor sports. The tank is in great working condition and ready for use. With its durable construction and reliable pressure, this air tank is a must-have for any serious sports enthusiast. Whether you're a professional paintball player or just enjoy outdoor activities, this tank is sure to provide the performance and reliability you need. Don't wait - add this exceptional interspiro air tank to your collection today! 
Tank thread 7/8-14 UNF