These extensions are easy to install and bolt directly to the powerhead and auger unit

They include Premium components

hook and lure storage

Balsa wood with an internal rattle system

Single strand wire leader

MarCum MX-7GPS Lithium Powered GPS/Sonar System Clearance These extensions are easy toNow introducing the leader in sonar and mapping technology, MarCum Technologies brings you the MX 7GPS. As a Lithium powered sonar GPS combination unit, weve taken GPS mapping and fused it to MarCums legendary sonar platform. Dual beam Precision Digital Sonar Engine 8 to 20 degree cone with the same transducer Advanced Lithium Battery Power Patented Interference Rejection system with 12 settings Internal GPS Receiver Single, Micro SD Card Slot