Broken Merillat Drawer Track Socket

Our home was built in 1989, Merillat Cabinets were install throughout the house. The Merillat drawer track socket continues to break. Can you tell me which drawer socket from your company I will need to purchase to fix the broken on drawer sockets as they break? Most people that write into you think that your company 32-012 drawer socket is what they need to purchase. I not sure see let me hear from you on what I need to buy. I hope the pictures I provided help.