WallPeg Peg Hooks • to eliminate baggy, rickety peg hooks. • Unlike metal hooks that easily fall out the pegboard, WallPeg pegs lock chamber with a undecomposable push. Our proprietary Flex-Lock, cam-locks to the pegboard yet are painless to remove. Peg hooks are made with reprocessed high impact, long-lasting polypropylene to conditioned 1/4 '' hole pegboard. • Your Best Amazon on Pegboard, hooks, bins, and shelves ... search WallPeg.