Amazon.com: WJSTN bnc Male to 4mm Female Banana Plug Adapter,BNC Male Plug to 2X 4mm Dual Banana Jack Socket Binding Post Splitter Connecto 2Pack : Electronics
PIECAL 020-0218 BNC Female to Double Banana Plug Adapter for PIECAL 820-Elite
Double Banana Plug to 50 Ohm BNC Male Adapter
1269 - Pomona - BNC Female Jack to Double Banana Plug Adapter, Stackable 500 vrms