Iwata NEO Airbrush Replacement Part N-135-1 Needle Spring for NEO Airbrush Iwata from $5.44 $7.25 Qty. Add to Cart SKU: N-135-1 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 N-135-1 Needle Spring for NEO Airbrushes Tweet