Adapter Converter for Bauer 20V Li-ion Battery to Ryobi 18V Tool Connector | eBay
Dual 18v battery adapter for 40v Ryobi tools from JPElectron.com on Tindie
Amazon.com: DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge : Tools & Home Improvement
Ryobi to Milwaukee Battery Adapter - Walmart.com
Amazon.com: Battery Adapter for Ryobi 18v Dock Power Connector with xt60 Detachable Wires : Tools & Home Improvement
Amazon.com: URUN Upgrade for Dyson V7V8 Battery Adapter Replacement, for Ryobi 18V Lithium Battery Work for Dyson V7/V8 Series Vacuum Cleaner (RYO18V7V8 Adapter Not Battery) : Tools & Home Improvement
Craftsman Battery Adapter to Ryobi – Power Tools Adapters