Lyfreen Dual Reptile Lamp Stand Adjustable 15-36.2" Expandable Floor Light Holder with Hooks for Varied Reptile Glass Terrarium, Metal Heat Lamp Stand Bracket for Turtles Snakes https://www.amazon.com/dp/B096KBM9LR/ref=cm_sw_r_cp_api_glt_i_DC9EYA8M86KDDSMY514K?_encoding=UTF8&psc=1

I just bought this lamp stand and it works great! You can adjust it to any height you want, and it fits my 18x18x24. I wish it was a bit taller, but my lamps aren’t resting on the top of the tank anymore, so I’m happy.