1 inch Ball Mount Head with Diamond Base Ball Head Gimbal Ball Head Adapter GPS Ball Head System Compatible with RAM Mount B Size(R4-1PC)

About this item ***1″ diameter rubber ball square connected to a 2.43″ x 1.31″ diamond base Marine grade powder coated aluminum ***The base has two holes 1.912 inches center to center, conforming to the industry standard AMPS hole pattern ***COMPATIBILITY: Commonly used with RAM mount and other industry standard 25mm/1″ dual ball mounts/arms. ***Small shape and compact size, it’s easy and convenient for us to take and carry. ***Suitable for motorcycle phone holder, bicycle phone holder, motorcycle sat nav mount