Overview Kessil's A Series Gooseneck (KSAGN01) is a versatile mounting option that allows you to customize the positioning of your light. Designed to be used on most glass tanks, its 24 in. malleable but sturdy arm provides a strong, adaptable solution to install your Kessil aquarium light. What's in the Box Gooseneck Base (x1) Plastic Screw (x2) Plastic Stepper (x1) Thumb Screw (x2) Gooseneck (x1) A3XX Bracket (x1)(A1XX Bracket included in the product) Compatible With A360WE/NE, A360WE, A360X, A160WE, H380, H160