Made of qualified ABS plastic material, durable, lightweight and high strength Offers a full range of motion Bigger ball design provides a much greater clamping force for larger accessories Complete flat surface, drill-down mounting solution with an overall height of 6inch Quick release and easy installation for your track system Mounts ball and socket technology allows for near- adjustability Product name: navigation, fish finder and other multifunctional platforms Size:150 x 80 x 85mm colour: black Material: ABS Package Contents: 1 set x Fish Finder Bracket Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.