Selby Store Fixtures / Products / Wallmount, Outriggers, & Tubing / Universal Slotted Standards / 4 Foot Universal Single Slotted Standard 4 Foot Universal Single Slotted Standard$3.45 Quantity Add to Cart » SKU: 900W404 Category: Universal Slotted Standards Tag: Wall Hardware Description Additional information Description Wall Standards with 1/2″ Slots and 1″ Centers. Available in 4′, 5′, 6′, 7′ and 8′ Lengths. Additional information Weight 1.25 lbs