The Alemite 6703-B is an 18-inch rigid grease gun extension with a 1/8-inch NPTF male thread. The rigid extension reaches Zerk and button head fittings in recessed locations during equipment, automotive, and industrial lubrication tasks. The 1/8-inch NPTF male thread supports use with standard grease gun couplers. Supplied individually for industrial, contractor, and MRO lubrication-equipment inventories.