KPL Ultra-LightKPL Ultra Lite is a 5 WT, fully synthetic oil made for use in knives anywhere ultimate long lasting smoothness is a must. Knife Pivot Lube Knife Oil keeps dirt, metal particles, and grit in suspension so they don't cause grinding and premature wear. KPL actually cleans your pivot as you use it. Pivot Lube in Ultra Lite weight is recommended anywhere minimum fluid resistance is critical: Knives with Bearing Pivots Out The Front Knives Automatics