The Monkey shows some of the hacks that can be done with his MSM Boss Beaver... "After the success of the Adapt Pack we had some requests for a larger pack with more organization features. With that in mind, I’ve always liked the expandable idea of a beavertail, but on those packs I never appreciated how typically one had to release the beavertail to get to other compartments or when not in use the beavertail could be fairly floppy.