comments:
Initial-Cobbler-9679 posted on r/ducati2w
I bought this thing from Amazon, but there are lots of others like it, probably at a local auto parts store.Brand: Usngsny4.84.8 out of 5 stars(112)2-Pack SAE Quick Connect Harness ，1FT 12AWG Waterproof SAE Extension Cord Connector Plug ，for Automotive/Solar/Battery Chargers