The Mini Stern Saver is the world’s first glue-on high density polyethylene transducer mounting block. Made from genuine King Starboard. Swap transducers without putting unwanted holes in your boat below the water line. Great for smaller, lighter weight transducers and for applications where space is limited. Not recommended for larger or side-imaging transducers Installation kit included with each Stern Saver. Available in four colors to best match your boat, Black, Bright White, Gray, and Ivory. 100% Made in the USA.