Fumotos L series valves are specifically designed for heavy duty trucks, construction equipment and industrial engines. The L series valves removable 90 degree brass elbow nipple allows for easier oil changes in hard to reach and awkward locations. The adjustable brass collar allows 360 degree positioning of the nipple. And like all Fumoto valves the L series enables mechanics and end users to sample oil cleanly and easily even with the engine running. Constructed of forged brass and stainless steel to exacting Japanese specifications, L series valves are designed to provide a lifetime of dependable and reliable service.