1、Versatile Usage: The gear oil pump is designed with a 3/8 inch metal swivel and 8mm and 10mm adapters to accommodate most marine boat outboard and for standard quart bottles, ensuring wide usability and flexible application. 2、High Efficiency: The gear lube pump operates with high efficiency and stability, providing consistent oil pumping to ensure the lubrication effect of the motor. 3、Motor Protection: By providing effective lubrication, the gear fluid pump helps protect your motor and prolongs its longevity, ensuring long lasting performance. 4、Sturdy Material: Made of high strength rubber and metal material, the gear lube fill pump is sturdy and reliable, resistant to wear and tear, ensuring long term use. 5、Easy to Install: The gear lube fill pump has a simple installation, convenient and effort saving, don't need too much tools or complicated steps.