Fixed Pillar for Motherboard - SODIAL(R) 100pcs M3 12mm+6mm Nylon Spacer Hex Stand-Off Pillar for Motherboard Product Name : Hexagon Standoff Spacer;Thread Size : M3 Male Thread Length : 6mm/0.24";Hex Part Length : 12mm/0.47" Total Size : 18 x 6mm/0.7" x 0.24"(L*W);Material : Nylon Color : Black;Net Weight : 40g