Ball valve for use as a release valve for tanks or barrels. Designed for ultimate security criteria this Arag-ball valve is resistant to most chemicals and the nuts on both sides offers optimal positioning. The seal seat of ball is made of TEFLON®, seals in EPDM, optional high-strength Viton®. On the handle there is an eyelet for attaching a seal or a lock. The safety screw cap is firmly on the ball valve. The valve body is made ??of high strength polypropylene. The ball valve has unilateral Camlock coupling male and a female thread 2".