Amazon.com: USB Battery Adapter for Craftsman C3 19.2 Volt Lithium Cordless Power Tools, Convert Black and Decker/Stanley/Porter Cable 20V Lithium Battery to Craftsman 19.2V C3 Lithium-Ion Battery Converter : Tools & Home
Porter Cable battery adapter 19.2v NICAD to 20v black&Decker or porter cable | eBay
Porter Cable Battery & Charger, Tool Sale
Amazon.com: USB Battery Adapter for Craftsman C3 19.2 Volt Lithium Cordless Power Tools, Convert Black and Decker/Stanley/Porter Cable 20V Lithium Battery to Craftsman 19.2V C3 Lithium-Ion Battery Converter : Tools & Home