uxcell 12 Pcs 19mm x 50mm Stainless Steel Standoff Clamp Hardware for Glass Product Name : Glass Standoff;Color : Silver Tone Material : Stainless Steel;Thread Diameter : 9.5mm/ 0.4" Hole Diameter : 5mm/ 0.2";Total Size : 19 x 50mm/ 0.75" x 2"(D*L) Weight : 308g Package Content : 12 x Glass Standoff