LOWRANCE OPTIMIZED TOUR SERIES SONAR-READY ADAPTOR 5204526: Vexilar 3-pin sonar adaptor for Tour Series 200/83kHz Lowrance motors. MFG# 8M4001960 UPC# 089287106162Motorguide Vexilar 3-Pin Sonar Adaptor 8M4001960 available on September 10 2018 from Buy for itemprop="offers" target="_external" title="" itemscope itemtype="http://schema.org/Offer">35.99