Youve dialed in your live tech. Now make sure your jack plate setup matches the precision. The Jac Marine Extension Plate is built for clean, adjustable mounting of your main plateideal when installing or repositioning jack plates on modern transoms. Whether you’re running a JP100 or dialing in for fine live sonar positioning, this plate locks in stability with no guesswork. Crafted from anodized 6061 or 7075 aluminum, its all about strength where you need it, with no excess weight.
Available in standard and XL formats to cover a wide adjustment range, the Jac Marine Extension Plate is a go-to solution for precision boat rigging.
Why Serious Anglers Trust the Jac Marine Extension Plate
- Adjustable Fit Offers 5/8″ to 4 9/16″ (standard) or 4 9/16″ to 8 7/16″ (XL) spacing for precise installation flexibility.
- Built to Last 6061 and 7075 anodized aluminum resists corrosion and delivers dependable strength.
- Ready to Install Includes 1/4 bolts; clean, compact dimensions for seamless integration.
- Optimized for Live Tech Perfect match for setups like the JP100 with live sonar support.
Technical Specifications
Standard Plate
- Type: Jack Plate Extension
- Material: 6061 & 7075 Clear Anodized Aluminum
- Adjustment Range: 5/8″ to 4 9/16″ (16.5mm115.5mm)
- Dimensions: 1/2″ x 4″ x 5 3/4″
- Hardware: 1/4″ bolts included
- Compatible With: JP100 (Summer)
XL Plate
- Type: Jack Plate Extension XL
- Material: 6061 Clear Anodized Aluminum
- Adjustment Range: 4 9/16″ to 8 7/16″ (115.5mm214.5mm)
- Dimensions: 1/2″ x 4″ x 9 5/8″
- Hardware: 1/4″ bolts (x4) included
- Compatible With: JP100 (Summer)
Stronger Boat Rigging Starts Here
Time to streamline your transom. Whether you’re outfitting live sonar or adding adjustability to your jack plate, the Jac Marine Extension Plate locks in rock-solid performance.
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