uxcell M3 15+6mm Male Female Thread Nylon Hex Standoff Spacer Pillar 50pcs Product Name : Hex Standoff Spacer;Thread Dia (A) : (M3) 3mm Male to Female Male Thread Length(B) : 6mm/ 0.24";HexagonPillar Length(L) : 15mm/ 0.6" Hex SideWidth(C) : 5.5mm/ 0.2";Total Length : 21mm/ 0.8" Material : Nylon;Color : Black Net Weight : 23g;Package Content : 50pcs(+/-2%) x Hex Standoff Spacer