I have a diy t5 ho retro that includes :
4 - 60" Ati t5 lamps (80w) 2 blue plus, 1 coral plus, 1 purple plus.
4 - reflectors w clips
8 - end caps and standoffs
2 - workhorse 7 ballasts
All wired with cords and ready to go. The lamps were used just shy of 2 months.
$120