18v battery adaptor / base plate for DIY projects - Makita/Dewalt/Milw – Your ToolBox
Battery Adapter For Makita 18V Convert To For Ozito / For Einhell 18V Power Tool | eBay
Battery Adapter For Makita 18v Battery Convert To Einhell (to Ozito)18v Power Tools (not Include Tools And Battery) - Power Tool Accessories - AliExpress