 					
 					dispatch_after(delay, dispatch_get_main_queue()) {
 						self.changeZoom(zoom: zoom4, value: originalValue)
+						self.enablePropagation()
 
 						let changeModel = SliderDidChangeModel(
 							value: originalValue,

		instance.userInteractionEnabled = false
		return instance
	}()
	
	
	// MARK: Value get/set


		return result
	}
	
	/**
	Scroll the collectionview so that the center indicator is aligned with the value.
	*/
	func setContentOffset(value: Double) {
		let length = model.lengthOfFullItem
		if length < 0.001 {
