uxcell 50Pcs 4 Prongs Zinc Plated T-Nut Tee Nut 1/4"-20 x 15/32" Half Thread Product Name : T Nut;Design : 4 Prong, Half Thread Half Thread : 1/4"-20;Height : 12mm/ 15/32" Total Diameter : 17.5mm/0.69";Base Plate Thickness : 1.5mm/0.06" Material : Carbon Steel, Zinc Plated;Color : Blue Total Weight : 198g;Package Content : 50Pcs(+/-2%) x T Nut