uxcell Frameless Glass 12mm x 20mm Stainless Steel Standoff Pins Clamp 18pcs Package Content: 18 x Glass Standoff; Weight: 190g Product Name: Glass Standoff; Material: Stainless Steel Dimension: 12 x 20mm/ 0.47" x 0.8" (D*L); Main Color: Silver Tone Thread Size: 7.6 x 14mm/ 0.3" x 0.55"(D*L) Hole Dia(In One End): 5mm/ 0.2"