In reply to davidbeynon:
> Weight mainly. Krabs are one of the first things I try to cut down on when I'm trying to save that last kilogram when flying with gear, especially the ones I'm not going to be using for rigging.
> Yeah, I know that if I really cared about weight I wouldn't have pegs in the first place
Take them loose on the plane (just in a bag) and 2 per krab on the routes. Once you've used 2, you get a spare krab, which you'll need anyway.