Found a new Classic 2- just missing the dome and shelves-for $260… (more in description)

This site is selling domes for $130 less than KJ official site. Anyone know if it’s reputable? https://www.stove-parts-unlimited.com/red-kamado-joe-classic-ii-ceramic-dome-air-lift-kj-cd23rc-p/kj-cd23rc.htm