11 button controllers are usually fightsticks with three more buttons than usual in order to be usable with modern fighting games.
The Qanba Q4 Pro is a wireless fightstick with 11 Sanwa buttons, a carrying handle, and a magnetic quick-release panel.
Co-developed with a pro player, you can also get the Reject Arcade Controller with a joystick—and jump toggle switch.
The Backdoor is the preassembled edition of Fruit Factory's Harvest enclosure, and you can order it with or without a joystick.
The Haute42 C-AS is a slim fightstick that lets you pick the joystick gate and button travel. It has optional analog sticks too.
The M-GAMING A02 was designed with the cooperation of the legendary Japanese professional fighting gamer, Nemo.
The STK-T01 is a wireless arcade stick that has 11 main buttons, including a macro button that you can press with your thumb.
Sanwa's arcade stick has 11 buttons, which are mostly 24 mm, and its bottom can be opened toollessly.
The RAT-01 is an 11 button fightstick with 24 mm buttons—as well as a handle so you can carry it with ease.