Not as much as the Knack Pack (which has 16 litres of expansion space to a max of 46 litres), and in fact its the same as Peak Design, expanding from 35-45 litres
I have never needed to send it in for maintenance or repairs of any kind
They produce high-quality, made-to-last products
It can be incredibly easy to get a head injury, as this is the heaviest part of the body, so often it hits the ground first and with a lot of force behind it
Water temperatures are dropping, grass beds are dying off, and the remaining rocky areas attract solid food items like crawfish and perch
They cant tell you: What bait is working this week What fish are biting locally Which pier has been productive What lure color has been successful Whether the water is muddy or clear Those answers often come from local knowledge rather than product descriptions