We have a Buzzrack Approach 2 bike rack. Got it off Amazon a few years ago. It's rated at 55lbs per slot and holds our 2 ebikes with ease. It was around $225 I think.

BUZZRACK Approach 2-Bike Platform Hitch Rack https://www.amazon.com/dp/B06XG5V1TQ/ref=cm_sw_r_other_apap_7w23RFWrmpHHL