Fit all Quart Bottles, perfectly used on 32 ounce (946 ml) Gear Lube Bottle. 3/8"‑16 adapter fits for all Mercury and Mariner Outboard Motors and other American made outboards. 8mm aluminum adapter fits for Yamaha Nissan Tohatso Honda and Johnson Evinrude outboards. Include 1 suction tube which can reach the bottle bottom. 8 cc stable current per stroke. Easy to use. Satisfaction Guarantee -- Yoursme aims to provide excellent products and best service for customers. You can simply return it if you are not satisfied with the product. We support 30 days for return and 12 month warranty.