Aluminum, qq-a-200/8, black dye nickel seal finish, 3.06 in.Lg, 0.625 in. H large end, 0.375 in. H small end, 0.312 in. W, 0.250 in.Min, 0.252 in. Max diameter hole large end 0.312 in. From end, two no.2/0.860 in./-56 holes top side 0.200 in. Deep 1.25 in. Apart 0.656from small end, 1.750 in. Lg by 0.250 in. W slot 0.093 in. Frombottom side 0.250 from small end