Product Overview The ER-8B blank plate is used to fill excess rack-mountable space in your rack when future component expansion is anticipated. Eight space blank panel (14") Tempered 16 gauge steel Black static resistant powder coat finish Product Overview The ER-8B blank plate is used to fill excess rack-mountable space in your rack when future component expansion is anticipated. Eight space blank panel (14") Tempered 16 gauge steel Black static resistant powder coat finish