How much does this cost to the nearest dollar?

SilverStone Technology Dual EPS 8 pin (PSU) to 12+4 pin (GPU) PCIe Gen5 Cable for Silverstone 3rd Gen PSUs,
is a power supply cable designed to convert extra power from SilverStone 3rd generation modular power supply’s EPS/PCIe ports to the latest 12+4 pin connector. Its host end features 2 x EPS 8 pin connector from the PSU to a 12+4 pin connector to supported GPU. Instead of buying a new PSU to power up your latest RTX 40 series or compatible graphics cards, helps you utilize your current 3rd gen modular SilverStone power supply to support them. Enables SilverStone 3rd generation modular power supplies to support 12+4 pin connector Connector housing made with 

Price is $21.00

Price: $20.79