The HP Q6709A 44-inch spindle is a paper-handling accessory for compatible HP DesignJet equipment. Its spindle format is intended for the printer’s roll media setup, and the listing identifies this exact part as a new item.
The listed compatible models include HP DesignJet T1120, T1120PS, T1200 44-in, T1300 44-in, T2300 44-in, T790 44-in, T795 44-in and Z5400. The 44-inch size distinguishes this spindle for supported wide-format setups.