uxcell 20Pcs M3x6mm Male Female Thread Hex Standoff Spacer 50mm Body Length Product Name : Standoff Hexagonal Spacer;Thread Size : M3 Male x M3 Female Male Thread Length : 6mm/ 0.24";Body Length : 50mm/2" Total Size(Approx.) : 56 x 4.5mm/ 2.2" x 0.06" (L*Max.D);Material : Brass Color : Gold Tone;Net Weight : 140g Package Content : 20 x Standoff Hexagonal Spacer20 x Screw Nuts