RELENTLESS BAGGERS 6x9 to 6.5" Adapters (Pair)These are designed for the Rockford boss 702 etc lid kits to convert them to a 6. 5 and tweeter. Made for speaker lids that dont want to be sealed off and you can use a sealed basket 6. 5 and tweeter to get more output over a traditional 6x9 and the use of a baffle or just have a better selection of speakers for the cut in lid kits. The have a tweeter option that is marked for easy location to drill out for a tweeter. They are made from high quality