Looking for a particular dual-track shelving bracket

SHELF BRACKET STACK 11548 500MM DOUBLE SLOT WALL double slot shelf bracket Specifications Type 304 stainless steel double slot shelf brackets for use with Inter Dyne Systems double slot wall standards Made from 16 gauge material double jackpot gems slot machine 14 12” white shelf bracket Condition is Used Shipped with USPS First Class Package ~Lot of 4

double diamond slot machine shelf , flap , and brackets , substantially in the manner shown and set double