Originally Posted by
Kapusta
I've got the Topeak Explorer rack on several bikes. I love the track system for use with a trunk bag.
However, for groceries I use panniers, so any rack would work for those.
Same here, rack choice doesn't really matter.
I got the Banjo Brothers Market Panniers:
Market Pannier | Banjo Brothers
They were the only panniers I could find at the time that would fit a square 12" frozen pizza box. And I like that they are covered on the top, so going over a bump doesn't lead to something jumping out of the bag.