Iwata Airbrush Replacement Part I-617-4 Fluid Needle 0.6 mm Iwata from $52.12 $69.50 Qty. Add to Cart SKU: I-617-4 This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. This is the 0.6 mm replacement needle for the Iwata Eclipse G6 spray gun. Iwata part I6174 Tweet