The Limitless RDTA Plus is the newest collaboration with iJoy. We took the existing Limitless RDTA, and improved it based on consumer feedback. The new Limitless RDTA Plus is now 25mm wide with a 6.3 ml juice capacity. The New Limitless RDTA Plus now comes with Titanium screw so you do not have to worry about stripping your posts. The Limitless RDTA Plus comes with an extra smoke replacement glass, extra orings, extra screws, and tools. If you enjoyed the Limitless RDTA, or on the fence on the Limitless RDTA, the all new and improved Limitless RDTA Plus fits all the needs you are looking for! Give the iJoy Limitless RDTA Plus a try, and you will not be disappointed!!!