Screw A-M2.5 x 6L Socket Head, Silver / Black Screw B-M2.5 x 6L Black Socket Head Cover-Glassy / Cool Gray Al Case-Silver / Black Screw C - M2.5 x 10L Silver Socket Head Spacer Tapping Screw Allen Key A - For M2.5 Socket Head Screw Component List ITEM Screw A Screw B Screw C Spacer Tapping Screw Cover AL Case Allen Key DESCRIPTION Hexagon Socket Head Screw-M2.5x6L For Cover (Silver color for Silver Case / Black color for Black Case) Black Hexagon Socket Head Screw-M2.