I never realized that was even available! We ordered a 10. Make sure you search "all reviews" not just Verified Reviews, because there seems to be a major bug. MOST, anyway. - BATERÍA. I got these as an upgrade to the PX-100 While I will admit I had to watch a YouTube video on my pilot to understand installation, my 14 year installed these bars for me and laughed at me for watching a video on the how to. Couldnt find this particular style anywhere else but here on Amazon. But the RT-82 and up didnt have a phono pre-amp (which wouldnt have been a dealbreaker). Update: Of all the keyboards I have ever used this is by far the best experience.