HP Cross-Brace
C7770-60020
is compatible in the following HP Models:
HP DesignJet 800 Printer series
HP DESIGNJET 800 PRINTER (42 IN) - C7780B
HP DESIGNJET 800 REMARKETED PRINTER (42 IN) - C7780BR
HP DESIGNJET 800PS PRINTER (42 IN) - C7780C
HP DESIGNJET 800PS REMARKETED PRINTER (42 IN) - C7780CR