21 x 6mm Hex Offwhite PC Board Spacer Support 100 Pcs Product Name : Hex Spacer;Quantity : 1002% Pcs Material : Plastic;Color : Offwhite Hex Part Length(Approx.) : 15mm/ 0.59";Thread Dia(Approx.) : 3mm/ 0.12" Overall Size : 21 x 6mm/ 0.83" x 0.24" (L*D);Net Weight : 44g Package Content : 100 x Hex Spacer