This is an excellent all-in-one nitro engine fuel filter and engine primer. It assist in accurately priming your engine before starting, not always easy with a pullstart or rotostart which can often result in flooding and a hydrolocked engine. 

Complete with a fine mesh filter to keep unwanted contaminants out of your engine it is a great addition to your car, truck, buggy, boat, plane or any other nitro engined vehicle.

Complete with universal mounting bracket and machine thread screw.