Originally Posted by
Sirrus Rider
A backpack full of books is a good way of damaging the nerves in your shoulders. Depending on how many books your carrying I would look at something similar to the Performance Transit Metro Pannier
http://www.performancebike.com/shop/...tegory_ID=2312 which is adaptable into a messneger type bag.
Too small. Two of these combined have less cargo volume than the BB backpack.