Motorguide Digital Tour Series Bow Mount Peak Thrust Trolling Motor (45-Inch, 82-Pound) Peak Thrust: 82 pounds Shaft Length: 45" and 50" Shaft Material: Stainless Steel Volts: 24.What is Digital? MotorGuide Digital monitors your motor's amp-draw, heat dissipation, output, and other vital parameters, resulting in a cooler-running, more durable motor with an extended service life Speed Control: Digital Variable. Every Tour model combines the Digital advantage with our stainless steel shafts, metal pedals and heads.