Draper 130ml Per Stroke Pump Rate Universal Gear Oil Pump GOP1 For 20/25L Drums Power Tool Centre Proudly Offers Genuine Draper 130ml Per Stroke Pump Rate Universal Gear Oil Pump GOP1 For 20/25L Drums A universal gear oil pump, suitable for use with most 20 and 25-litre gear oil drums. Used for pumping gear oil and other lubricating oils with similar high viscosity at a pump rate of 130ml per stroke. Equipped with a safety shut off valve and attached with a 1.5M flow tube fitted with a copper/steel connector for added strength and durability. We are a Draper agent and only sell genuine Draper products.