Originally Posted by
derath
I have a topeak seatbag that has these elastic straps on the bottom. So i slip the light in the first strap, which holds it firmly. Then I loop the cord around the second strap, for safety in case the light were to bounce loose. Then finally I just tuck the AA pack into the seat bag itself. Works great.
-D
What seat bag model do you have? Also do you have images of your setup? Thanks.