case size:130 x 65 x23mm assemble computer diy essential parts, there are 10 types of installation parts, there are a variety of screws and washers note: the main board copper column for the conventional chassis use teeth for 3 mm in diameter,there may be a few special specifications chassis can't compatible with use package included: 24pcs (m3 6+6 mm) brass standoffs 30pcs (m3 5 mm) motherboard screws 30pcs (m3 8 mm) insulation gastket 30pcs (m3 4 mm) cd-rom screws 30pcs (m3.5 5 mm) pc hard disk screws 6pcs (m3.5 5 mm) case thumb screws weight:225g