Yes! The Wacom Pro Pen 3D works on all Wacom products that support the Wacom Pro Pen 2. The color rings, pen nibs, pen case, and pen stand are interchangeable between these two pens.
If you need additional pen nibs for your Wacom Pro Pen 2 or Wacom Pro Pen 3D, you can purchase them from the Wacom Store. Go to www.Wacom.com and select Store > Accessories > Nibs. The part number for a package of standard nibs is ACK22201, the part number for a package of felt nibs is ACK22203.