uxcell Motherboard Nylon Hex Standoff Threaded Spacer M3 Thread 6+6mm 100Pcs Product Name : Hexagon Standoff Spacer;Thread Size : M3 Male Thread Length : 6mm/0.24";Hex Part Length : 6mm/0.24" Total Size : 12 x 5.5mm/0.47" x 0.22"(L*D);Material : Nylon Color : Black;Net Weight : 18g Package Content : 100(+/-2%) x Hexagon Standoff Spacers