RAM 1.5" Tough-Ball with Coupling Nut for WeBoost Antennas

Features: 1.5" diameter rubber ball with a 3/8"-24 X .375" stainless steel male threaded post Coupling nut designed to fit WeBoost antennas Rubber ball fits RAM 1.5" ball (C size) compatible socket arms Designed for strength and durability Holds up to 4 lbs. with standard use or 3 lbs. with heavy-duty use Made in the USA   Included Hardware: (1) Coupling Nut (2) Lock Washers       Thread Pitch:  3/8"-24 x .375" Brand: RAM Mounts Part number: RAP-379U-372437-CN Warranty: Manufacturer's lifetime warranty