Designed to adapt to the competitive gamer's individual preferences, Major League Gaming and Mad Catz teamed up to engineer a high-end gaming controller for the Xbox 360. The MLG Pro Circuit Controller features: The ProModule system which permits key components of the controller to be swapped as you see fit, professional grade analog sticks, a pair of swappable 35g weights, removable top and side faceplates, 3m removeable braided cable and a ProCase for storage and transport.