Lake Country - Dual Action Adapter - 5/8" X 11 to DA D.A. POLISHER WITH ROTARY BACKING PLATE - The Dual Action Adapter 5/8" X 11 allows your dual action polisher to accept a rotary backing plate. FITS ALL LAKE COUNTRY ROTARY BACKING PLATES - This adapter is compatible with any of Lake Countrys rotary backing plates. POLISHER COMPATIBILITY - Use this adapter with the Meguiars Dual Action Polisher G110, Porter Cable 7424XP, the Griot's Garage Random Orbital Polisher, and any dual action polisher accepting a 5/8" thread. SAFE USE - For maximum safety and performance, tighten the adapter onto your polisher using a wrench. ENABLES WIDER TOOL SELECTION - By having an adapter, you open the door to a wider selection of tools, so you can always pick the best tools for the job without worrying about compatibility.