Quantity breaks on case pricing available. Choose from an S Style or C Style Backplate. 6" Gridwall Hook. The black 6" metal gridwall hook measures 1/4" diameter and is finished in black. Our metal gridwall hooks can be used with any of our 3" on center standard gridwall panels or slatgrid panels. Hang items neatly with the Black 6" Gridwall Hook. Please call for a personalized price quote on 15 or more cases of black 6" gridwall hooks. The standard version offers a 1" wide and a slightly thicker backplate, whereas the slimline backplate offers a 3/4" wide backplate - making the gridwall hook less visible and able to fit in tighter spaces. In stock.