Pacman-styled Trick Crossfader. Available in large and funsize..
Fits Many different Mixers, Pioneer, Numark, Akai, Traktor, Hercules, Novation, etc.
Crab like a BOSS!
(Warning: Using this fader WILL let you scratch like a beast, but it'll put extra wear on the Xfader teeth &/or the conduction/resistance rails due to the arcing weight distribution, unless your Xfader is laser or magnetic..use in moderation or you'll be needing some lube)