Larger-than-stock 13″ Detech Double-D coil for the MX Sport. Spanning 13″ and specially-tuned for White’s MX Sport, this coil offers stable performance in harsh ground conditions. Detech’s Sport coils take advantage of the machine’s robust transmit circuit for extreme depth without sacrificing stability. The lightweight build is ready for long hours of use, and the slim profile covers areas where you need to detect a lot of ground quickly. When you need maximum performance, depth, and stability – there’s no substitute for the Ultimate. Coil cover included.