【Purchasing instructions】Part Number：AC-12, Size: Fine thread 3-1/2" X 11TP 1 X 6-7/8".
【Solving Problems】When your acetylene cylinder needs to be transported, stored, or worked. Put the strongest possible insurance on your regulator.
【Compatible brands and model】Fits 3-1/2 Inch Collar
【Installation instructions】acetylene tank regulator protector Simply slip the cap over the regulator for quick and hasslefree setup, Please turn off the tank before replacement.
【After-sales service】We utilize high-quality materials and professional craftsmanship to guarantee that ourAcetylene Cylinder Regulator Protector Safety Cap perfectly match original parts in terms of longevity and performance quality. In case of any dissatisfaction whatsoever, we offer a one-year warranty with free replacement options to ensure complete customer satisfaction.