RAM MOUNTS 

RAM MOUNTS RAP-354-419U UNKD SPLINE POST W/ C SIZE PIN

Mfg Part Number:  RAP-354-419U  
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Price: $28.90 + Free Shipping
Quantity:
More to Come
Last Updated: Mar 27, 2026
No Sales Tax except these states
, PO and Wire.

Convert any RAM post/spline base into a ball base on your boat or kayak with this 1.5" ball with spline post. With this adapter you can use your existing rod holder base to support a wide variety of ball and socket components to hold your fishfinder or other electronic devices. This ball will also connect to the RAM ROD® Revolution Ratchet arm which adds ball and socket adjustability to your fishing rod holder. With the post and spline function you can easily remove or transfer your ball and socket mount when not in use.

Main Specification
General Information
Manufacturer National Products, Inc
Manufacturer Part Number RAP-354-419U
Manufacturer Website Address http://www.ram-mount.com
Brand Name RAM Mounts
Product Name Spline Post Ball Adapter
Product Type Mounting Adapter
Product Information
Device Supported Motor Boat
Device Supported Kayak
Device Supported Fishing Rod
Miscellaneous
Compatibility
  • RAM® Double Socket Arm with RAM® Pin-Lock™ Security Knob
  • RAM® Flex-Arm™ with 18" Aluminum Rod and Two Single Socket Arms
  • RAM® Double Socket Arm
  • RAM® Double Socket Arm
  • RAM® Double Socket Arm with Round Ball Plate
  • RAM® Double Socket Arm with Round Ball Plate
  • RAM® Double Socket Arm with 75x75mm VESA Plate
  • RAM® Double Socket Swivel Arm
  • RAM® Composite Double Socket Arm
  • RAM® Composite Double Socket Arm
  • Warranty
    Limited Warranty Lifetime
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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