NSC's Comprehensive Shipping Policy:
[All wheels / wheelsets]
Free shipping within NZ — 2-3 working days target timing.
Free shipping within Australia — 7-14 working days target timing. Note that Australian orders are shipped from New Zealand. GST is not charged and you may be charged any applicable GST and/or Duties when the parcel is received by Australian Customs.
Fee calculated at checkout — 3-4 weeks target timing. (Not incl. custom clearance times as applicable)