This is the QSB (QUICK SOLDER BOARD) Install Kit that is included with the Xecuter NAND-X. Note these are spare parts and are already included with the retail NAND-X Kit.
Includes the J1D2 and J2B1 Quick Solder Boards for NAND-X Installs. Perfect for those that do multiple installs and what a nice permanent solution for their customer.