RAM® 複合材質球座（1.5 x 2吋 4孔樣式）

The rubber ball and composite plate feel rock solid together—no wobble once I tightened it down. The 4-hole pattern lined up perfectly with my existing setup, so installation took less than five minutes.

I needed a solid mounting base for my GPS on the boat, and this composite plate with the 1.5" x 2" hole pattern lined up perfectly with my existing bracket—no drilling required. The 1" rubber ball grips the mount securely, even with vibration from the engine.

The rubber ball is surprisingly grippy and the mounting plate feels rock-solid—no wobble at all once I torqued it down. The 1.5" x 2" hole spacing matched my existing hardware perfectly, so installation took less than five minutes.