RAM Mount Diamond Base with 1" Ball

Features: Diamond base has two holes AMPS pattern of 1.912" and measures 2.43" x 1.31" Connects to a large variety of RAM Mount and third party cradles Rubber ball connects to RAM 1" ball socket arms - B size Constructed of powder coated marine grade aluminum Holds up to 4 lbs. Made in the USA Brand: RAM MountsPart number: RAM-B-238UWarranty: Manufacturer's lifetime warranty