Be quiet! CB-6620 24-pin ATX cable for modular power supplies - black [NEDE-045] from WatercoolingUK
20-Pin ATX Power Supply Convert to 24-Pin Motherboard Power Cable
Corsair Premium Sleeved 24-pin ATX cable - white [ZUAD-797] from WatercoolingUK
Xiatiaosann 24 Pin to 14 Pin ATX PSU Power Supply Cable, 24 Pin Female to 14 Pin Male ATX Power Adapter Connector for Lenovo IBM Motherboard 30cm 12-inch : Amazon.co.uk: Computers & Accessories
Powercool 30cm 24-pin male to 24-pin female ATX 24-Pin Ext Braided Cable Blue - Shiny Hardware
Corsair Type 4 Gen 4 PSU Black Sleeved 24pin ATX Power Cable LN95580 - CP-8920229 | SCAN UK
Product | StarTech.com 6in 20 Pin Motherboard to 24 Pin ATX Power Adapter - M/F - power connector adaptor - 20 pin ATX to 24 pin ATX - 15.2 cm