The Alemite Grease Fitting Zerk 30D features a 1/8-27 PTF thread size, designed for efficient lubrication in various applications. Made from durable zinc-coated materials, this extra-long fitting ensures longevity and resistance to corrosion. With a length that enhances accessibility, it is ideal for hard-to-reach areas. This fitting meets industry standards for performance and reliability, making it suitable for automotive, industrial, and agricultural machinery. Its design allows for easy attachment to grease guns, ensuring a secure connection for optimal grease flow.