RAM® Diamond Ball Base


Diamond plate features industry-standard AMPS hole pattern and measures 2.43″ x 1.31″
Compatible with several RAM® device holders and cradles; ball and socket technology allows for near-infinite adjustability
Made of powder-coated, marine-grade aluminum for durability and reliability in the most demanding environments
Backed by a lifetime warranty

SKU: RAM-238U Category:


The RAM-238U ball base consists of a 1.5″ C size rubber ball connected to a 2.43″ x 1.31″ diamond plate. The diamond plate features two holes that measure 1.912″ from center to center, matching the industry-standard AMPS hole pattern. This diamond ball base is compatible with a wide variety of RAM device holders and cradles.

Additional information

Weight 127 kg
Ball/Socket Size


Hole Pattern




Packaging Type

T-Bolt Dimensions


Vehicle Type

Weight Capacity