Originally Posted by shemp
I recently picked up the ax-x pedal (I think that's the model #). it's the only pedal I own where I have not messed with any adjustments; felt good right out of the box.
I think the only adjustment you can make on the X pedals is spring tension and beater height. The other models have the VLD and you can add the micro tuner, but the X models are pretty much plug and play.