uxcell 8mm x 20mm Standoff Pins Screw Glass Picture Poster Frame Hanger 20Pcs Screw Thread Size: 5 x 12mm / 0.2" x 0.5"(D*L); Net Weight: 124g Product Name: Glass Standoff; Dimension: 8 x 20mm / 0.3" x 0.8"(D*H) Color: Silver Tone Package Content: 20 x Glass Standoff Material: Stainless Steel