Diem carbon buzz bar the diem carbon buzz bar are precision made high quality carbon buzz bars and are perfect for a single bank stick set up making it easier on the bank 2 rod set up carbon and stainless two rod buzzer bars lightweight carbon 100 stainless fittings pozi lock screw less connectors converts to a goal post set up two sizes size back 215mm size front 245mm 3 rod set up carbon and stainless two rod buzzer bars lightweight ca