9 Volt Battery Snap Connector - Pack of 2 - Dallee Electronics
Amazon.com: DZS Elec 6pcs 15CM 9V Battery Snap Connector Clip Lead Wire Experimental Battery Snap Power Cable with 5.5x2.1mm DC Male Plug for Arduino Project or LED Light Bar : Electronics
cioks type 6 – 9v battery snap | to power vintage pedals that don't have a power supply connector. | Anasounds
9V Battery Snap Connector with Leads - Walmart.com
Voodoo Lab Battery Snap to 2.1mm Pedal Power Cable - 18" Str-9v Snap | Sweetwater
JST Battery adaptor: Dual battery adaptor for connection to 9V batteries.
9V battery clips to DC barrel | Prop Scenery Lights