Specifications: Product Name Standoff Hexagonal Spacer Thread Size M3 Male to Female Body Length 45mm/1.4" Male Thread Length 6mm/0.24" Overall Size(Approx) 51 x 5mm /2" x 0.2" (L*Max.D) Material Ordinary Brass Color Gold Tone Net Weight 60g Package Content 10Pcs x Standoff Hexagonal Spacer Descriptions: Hexagonal screw threaded stand-off spacers of male-female type, with gold tone plated brass construction. Hexagonal threaded spacers are suitable for mounting between PCB circuit boards and machine boards.