Originally Posted by
cooker
I haven't been happy with milk crates because it's hard to mount one on the rack without crowding my butt, and if it's attached with bungee cords wrapped though the base and around the rack, there's always a little stretch and a little play that can allow it rock or shift, expecially if the load is heavy.
You can't attach the milk crate to the rack with a stretchy strap and expect the crate not to shift. Use zip ties - those allow no play at all - use a bunch - they're cheap, and that crate won't go anywhere.