4kgs 4L Bucket Grease Pump,bucket grease gun,grease bucket 1. Grease hose: 1/4"x1.5m 2. ... Working pressure: 3000psi 4kgs 4L Bucket Grease Pump,bucket grease gun,grease bucket1. Grease hose: 1/4"x1.5m2. Working pressure ... 'GP:(pcs)4115 4kgs 4L Bucket Grease Pump,bucket grease gun,grease bucket