Designed for optimal performance in welding applications, these 90-degree acetylene/fuel gas adaptors from Western Enterprises are essential for connecting B-size cylinders with ease and efficiency. With a left-hand male fitting, they ensure a secure and reliable connection, making them a vital component in any welding setup. It's important to note that this product may expose users to lead, which is recognized by the State of California as a potential health risk, so proper precautions should be taken. Ideal for professionals in the welding and gas industries, these adaptors enhance functionality while maintaining safety standards.