Makita 18V Battery Adapter to Milwaukee 12V (M12) – Power Tools Adapters
Battery Adapter For Makita 18V Li-ion BL1820/40/50/60 To Metabo 18V Power Tools | eBay
14.4V 18V lithium battery for makita with USB adapter – Melasta
Battery Adapter for Makita 18V Lithium-ion Power Tools,for Convert Milwaukee 18V or Dewalt 20V Lithium-ion Battery to Makita 18V Lithium-ion Battery Black - Walmart.com
Makita Battery Adapter to Makita NiCad – Power Tools Adapters