Use these shelf clips to mount ClosetMaid ventilated wire shelving to a wall when you are installing a closet system using the economical traditional fixed-mount installation method. The clips lock the back of the shelving into place and metal shelf supports (sold separately) hold the front of the shelf. Use 1-shelf clip every 12 in. and 1 at each end of the shelf. Package includes 48 of each: clips, anchors and 8 screws. Secures a wire shelf to concrete or drywall. For use with all ClosetMaid ventilated shelving. Sturdy metal construction.