Lubrimatic Straight Grease Fitting 6mm PackThe LubriMatic Straight Grease Fitting 6mm Pack (P-LUB-11-301) is a precision-engineered set of five metric grease fittings designed for automotive, agricultural, industrial, and marine applications. Each fitting features a 6mm x 1.0 thread size and is constructed to withstand the rugged demands of various machinery and equipment. The built-in ball check valve prevents leakage, ensuring efficient lubrication and extended service life. With a compact 19/32" length and 15/64" diameter, these fittings are compatible with a wide range of grease guns and are ideal for maintenance and repair tasks.?Features Built-in Ball Check Valve: Prevents leakage and ensures efficient lubrication.; Durable Construction: Engineered to withstand rugged use in automotive, agricultural, industrial, and marine applications.; Compact Dimensions: 19/32" length and 15/64" diameter for versatile compatibility.; Pack of Five: Provides multiple fittings for various maintenance needs.;