Grocery bag carrier/holder

I was out and about and saw one of these for sale and thought it would be fun to design one in Fusion360, so I did, and this is it. Gone are the days of struggling to carry 20 bags of groceries in at one time: now you can do it one handed! Print 2 and carry 40 bags! Or something like that...

Anyway, I tested this out with some weights of known quantity and got one side of the carrier to hold 45lbs (theoretically meaning this design *could* hold 90lbs when using both sides of the carrier, mayb