 		@fill.borderRadius = @borderRadius
 
 		@knob.draggable.enabled = true
-		@knob.draggable.speedY = 0
 		@knob.draggable.overdrag = false
 		@knob.draggable.momentum = true
 		@knob.draggable.momentumOptions = {friction: 5, tolerance: 0.25}


		@on("change:size", @_updateFrame)
		@on("change:borderRadius", @_setRadius)
		
		@knob.on("change:x", @_updateFill)
		@knob.on("change:size", @_updateKnob)

		@knob.on Events.Move, =>

			width: @width + @knob.width 
			height: @height + @knob.height
			
		if @width > @height 
			@fill.height = @height
			@knob.centerY()
		else 
			@fill.width = @width
			@knob.centerX()
			
	_setRadius: =>
		radius = @borderRadius
