. . . "Carbon SteelFinishBlack ZincPackage Quantity 15UNSPSC24102004Weight 0.270000DescriptionBHSCS and T-Nut, For Use With 10S Extrusions, Carbon Steel, Black Zinc Finish, Package Quantity 15T-Slotted Extruded Aluminum Rail AccessoriesFor use in assembling machine guards and enclosures, workstations, displays, carts, shelving, and other fixtures.T-Nut and Screw KitsFasteners to attach joining plates and" . .