Adapter 4mm to snap/press-stud button, no cable. 5 pieces per pack.
Metal Popper Strong Snap Fastener Buttons Canvas Leather Tool Press Stud Kit
Adapters: 60.113.01
banana to clip adapters
Utility Spring Heavy Duty Line Metal Snaps - KAMsnaps®
Fidlock SNAP Connector Male - Size L - Bolt - Blaster-Time
Utility Spring Heavy Duty Line Metal Snaps - KAMsnaps®
Adapter 4mm to Snap Button
Sanwa OBSF-24 Snap-in Button - Orange - Paradise Arcade Shop
2mm Pin to 4mm Press Snap Adapter Kit
Sanwa OBSF-30 Snap-in Button - Black & Yellow - Paradise Arcade Shop
Magnetic Snap Button Dies - Chair & Chisel