WallPeg Pegboard Hooks - 100 pk. Flex-Lock J Style for Peg Board Tool Organizer - AM 114 B WallPeg Peg Hooks do not have split barbs that damage peg holes WallPeg Pegboard hooks have a smooth Flex-Lock system to protect pegboards Pegboard hooks have rounded safety tips and Patented Flex-Lock features Black Peg hooks fit 1/4" pegboard hole size, no barbs to damage board holes Easy to install, easy to move, stays in placethats the Flex-Lock way!