SHELFTRACK SYSTEM: ClosetMaid's ShelfTrack standard & bracket system allows wire shelves to be adjusted to any height, making storage more versatile in both large and small spaces ATTACHES TO SHELFTRACK HANG TRACK: Attaches to a compatible ClosetMaid ShelfTrack Hang Track and hangs vertically to support brackets (sold separately) SECURE DOUBLE NOTCH DESIGN: Double-slotted design provides added strength and durability; Standards need to be placed no more than 24 in. apart and no more than 4 in. from the end of a shelf for stability SOLID STEEL CONSTRUCTION: Durable steel construction with nickel epoxy finish; Decorative nickel finish for a trendy look EASY TO INSTALL: Hardware sold separately for easy installation; For stud installation: Secure to wall with #12x2 in. pan head screws directly into studs; For concrete installation; Drill 0.25 in. holes and insert #12 wall anchors. Secure to wall using #12x2 in. pan head screws; For drywall installation: Drill 0.5 in. holes. Remove toggle from bolt. Insert bolt through hole in standard. Re-attach toggle and insert toggle into wall. Tighten bolt to secure to wall.