The power supply and the kit shows exactly what come in it, and if you don't read that, then you are asking for issues. It is the responsibility of the end user to research, as the material is made public to the end user. This isn't hidden. This is a direct copy and paste
Standard kit for 1600p2:
CONNECTOR QUANTITY
24 PIN ATX 1x
EPS (CPU) 2x 8pin (4+4)
PCIE 9x 8pin (6+2), 5x 6pin
SATA 16x
FOUR-PIN PERIPHERAL 6x
FLOPPY 2x
Individually sleeved kit:
Includes the following cables:
1 x 24-pin ATX Cable
2 x 4+4pin EPS12V CPU Cable
4 x 6+2pin PCI-E VGA Cables
2 x 6+2pin + 6pin PCI-E VGA Cables
4 x 3 SATA Cables
1 x 3 Molex Cable
1 x 2 Molex Cable + 1 Floppy Connector
As for stock, they sell out fast. They always have.