These Mooneyes Oil Tanks are mounted to using mounting brackets that cradle the oil tank

This design with the offset petcock bung on the very back of the tank allows you to use all the gas you can fit in there

Fits Harley-Davidson and aftermarket motorcycle gas tanks with screw-in style gas caps

Alternatively

Tank capacity Is approximately 3

Kill Bill Battery Switch - Black Knob Vendor_Akland Printing These Mooneyes Oil Tanks areTerminal and thumb screw assembly which can be mounted on any suitable place on the motorcycle. It connects the batterys ground (negative) terminal and cable with the frame. Zinc plated steel with a Bakelite thumb screw, rated for 75 A. Made in Germany. After installation you have two options: Use your Kill Bill Switch like an ignition switch. Half a turn out and the current is interrupted. Use your Kill Bill Switch as protection from manipulation and