For Ridgid 18V AEG Lithium Battery Adapter to Ryobi 18V Cordless Tools New (Not include tools and battery) - AliExpress
Battery Adapter For RIDGID 18V AEG Battery Convert To Ryobi 18V Portable Power Tools Connector Adapter - AliExpress
NTD: Badaptor Ridgid-to-Ryobi adapter didn't want to invest in yet another battery plat, and will save by buying less expensive tools where it makes sense : r/Tools
For AEG RIDGID 18V to Ryobi 18V Li-ion Battery Power Tool Battery Adapter, Adapter-Power Tool Accessories (Without Battery) - AliExpress
Amazon.com: 1x Adapter for Ryobi 18V Cordless Tools Fits for RIDGID 18V Battery (Not Advanced 18V Battery)- Adapter Only : Tools & Home Improvement
Badaptor – Ridgid To Ryobi 18V Battery Adapter – Badaptor
Amazon.com: Adapter Converter for Milwaukee M18 48-11-1860 18V Li-ion Battery to Ridgid AEG 18V Hyper li-ion Power Tool Battery : Tools & Home Improvement