Engineered with good metal reinforced plastics, these durability washers resist compression and while minimizing frictions damage for cabinet shelf Ideal for homeowners and enthusiasts puruses to reinforce kitchen cabinets, bookshelves, or bathroom storage units without professional tool or complex installation Safeguards your home by shelf collapses these universals cabinet shelf supports maintain structural integrity for years, ensuring secure storage of fragile dishes or heavy appliances Enhances your cabinet ' s weight capacity with these 150 pack shelf pin reinforcement washers, featuring metal reinforced construction to shelf sagging and deformation under heavy kitchenware or household items Perfectly compatibility with standard shelf pin, these reinforcement disc stabilize shelves in prone kitchens, cluttered garages, or overloaded storage systems, Manufacturer: RGYBAO