Description: 【Product Type】: The Electric Gear Oil Pump is a mini electric oil pump designed for model aircraft petrol and diesel engines. It features both forward and backward oil pumping capabilities, making it a versatile tool for your needs 【Material】: This pump is made of sturdy metal, ensuring its longevity and reliability even under heavy use 【Size】: With dimensions of 10.7*2.8cm, this compact pump is easy to handle and convenient to store or carry around 【Package Includes】: Each package comes with 1 Electric Oil Pump 【Application】: Ideal for DLE OS blue single fuel pumps, this product is fit for hobbyists and professionals alike who are into model aircraft or other related fields that require efficient oil pumping solutions Specification: Material: Metal Color: Black or Blue   Size Chart: Oil Pump: 10.7cmx2.8cm/4.21inchx1.10inch Package Includes: Type 1: 1x Blue Aircraft Electric Oil Pump or Type 2: 1x Black Aircraft Electric Oil Pump or Type 3: 1x Blue Aircraft Electric Oil Pump, 1x Pump Controller or Type 4: 1x Black Aircraft Electric Oil Pump, 1x Pump Controller Note: Please allow slightly errors 1-2cm differences due to manual measurement.