Unfortunately, because it is a V5 J-Head, your options are limited. If you don't want to wait for Anycubic's shipping times, here's a couple of OEM options that I've had success with (components that fit the Vyper are compatible with the Kobra Plus).
https://www.amazon.com/dp/B09DKQ98L3?_encoding=UTF8&psc=1&ref_=cm_sw_r_cp_ud_dp_2DA7Y5H8F63CA0P866X5
If you're feeling bold, there is a printable V6 adapter that will give you a wider range of options (just make sure the hotend is 24v):