RAM Ball Base with 1.5" x 1.5" 4-Hole Pattern
RAM Mounts RAM-202U-22, Black, 50.8 mm, 50.8 mm, 108.8 g
RAM Mounts RAM-202U-22. Product color: Black. Width: 50.8 mm, Depth: 50.8 mm, Weight: 108.8 g