Thought it might be good to list all the available (or decent) controllers for pinball whether or not they are dedicated to pinball. Any hands on with them would be good to hear.
The obvious starter is X-Arcade with it's lifetime warranty. Gets rave reviews
http://www.xgaming.com/store/category/arcade-joysticks-and-game-controllers
Then there is the crazy French keyboard with pinball flipper buttons
http://www.keyflip.fr/keyFlip_keyboard.html
Similar keyboard controller....
http://www.amazon.com/Thrustmaster-Keyboard-Controller-Controllers-Flippers/dp/B001JG8NRQ
Was there was another link I saw on the Kickstarter threads for a dedicated pinball flipper controller if I remember?