The twelve Gs400e 1978 (c) (e01 E02 E04 E17 E18 E21 E22 E24 E25 E30 E34 E39 Stand component parts are all listed in this schematic.
This Stand,center is the most expensive of the items that make up this Stand assembly.
With a quantity of two pieces, the Spacer(10x16x38.8) is the most used part in the STAND diagram.