RAM Mounts
RAM Adapter Plate with 1.5" Ball and Hardware for Garmin GPSMAP / Fish Finder
Best mounting solution for marine electronics enthusiasts needing rugged, reliable stability.
Securely mount your Garmin GPSMAP or Fish Finder with this RAM Adapter Plate. It features a 2.5-inch round base with a 1.5-inch rubber ball, compatible with RAM arms. Constructed from durable, powder-coated marine-grade aluminum, it's built for tough conditions and proudly made in the USA. The universal AMPS hole pattern and included hardware ensure easy installation for compatible Garmin devices up to 4 lbs. This adapter plate offers a reliable and robust solution for your marine electronics.
$20.49
Owner Satisfaction
4.7
/ 5
Category Rank
43
/ 351
#43 in GPS Mounts
Price vs Category Average
-59%
Below average
Ball Size
1.5
/ " rubber ball
Who it's for
- DIY boaters wanting a fast, all-inclusive installation process
- Users building a versatile, modular marine electronics setup
- Anglers navigating choppy waters needing reliable device stability
Who should skip it
- Budget-conscious shoppers avoiding extra accessory costs
- Captains with limited dash space or tight cockpit configurations
- Owners of older or non-standard Garmin device models
Performance breakdown
Structural Integrity
Marine-grade aluminum construction withstands the harshest saltwater environments with ease.
Vibration Dampening
Rubber ball design effectively isolates sensitive electronics from choppy water impact.
Installation Versatility
Universal AMPS pattern allows for quick, seamless integration with existing setups.
Load Stability
Robust mounting hardware keeps heavier fish finders locked firmly in place.
Component Compatibility
Standard 1.5-inch ball size integrates perfectly with the wider RAM ecosystem.
Weather Resistance
Powder-coated finish provides a reliable shield against corrosion and UV exposure.
Key Specs
Ball Size
1.5" rubber ball
Base Diameter
2.5" round base
Material
Powder coated marine grade aluminum
Hole Pattern
Pre-drilled universal AMPS hole pattern
Maximum Load Capacity
4 lbs
Compatibility
Garmin Fish Finder (80-120) & GPSMAP (172-555)
Origin
Made in the USA
Device Holding Mechanism
Screw Lock
Features
- Secure 1.5" ball connection
- Includes Garmin mounting hardware
- Durable marine-grade aluminum
- Versatile AMPS hole pattern
- Designed for Garmin GPSMAP/Fish Finder
- Supports up to 4 lbs
What customers say
Users consistently highlight the exceptional quality and reliability of this RAM adapter plate. Its marine grade construction offers a secure and durable mounting solution for Garmin units, performing reliably even in challenging environments. The precise fit and robust 1.5 inch ball ensure your fish finder stays stable and locked in place. This adapter is considered a worthwhile investment, providing peace of mind and superior performance compared to less expensive options. Serious anglers trust this component for its dependable stability and lasting value.
Know before you buy
This plate is compatible with Garmin Fish Finder models 80-120 and GPSMAP models 172-555. Because it uses a universal AMPS hole pattern, it may also fit other devices with the same mounting configuration, provided they weigh 4 lbs or less.
Yes, the package includes the necessary mounting hardware to secure your Garmin unit to the adapter plate. You will only need to provide the tools required for the screw-in installation.
The 1.5-inch rubber ball is designed for heavier marine electronics, offering significantly more vibration dampening and holding power than smaller ball sizes. It is the ideal choice for ensuring your screen stays steady even in choppy water.
Yes, the adapter plate is constructed from powder-coated marine-grade aluminum. This material is specifically chosen for its resistance to corrosion and harsh weather conditions, making it reliable for both freshwater and saltwater use.
Yes, when paired with a compatible RAM arm, the 1.5-inch ball allows for near-infinite adjustment. You can easily tilt, swivel, and lock your device into the perfect viewing angle.
Still have a question?
Ask Hayley anything about this product before you decide.