Forgot to post this earlier this week, but the gold/red ones are $10 again vs the normal $15:
https://www.rcjuice.com/hobbystar-turbo-ventilator-esc-motor-fan-30x30mm-red.html
https://www.rcjuice.com/hobbystar-turbo-ventilator-esc-motor-fan-30x30mm-gold.html
https://www.rcjuice.com/hobbystar-turbo-ventilator-esc-motor-fan-30x30mm-red.html
https://www.rcjuice.com/hobbystar-turbo-ventilator-esc-motor-fan-30x30mm-gold.html