US$ 27.40
adidas clip backpack Clear 2.0 Model:PS66ULF2 data--volume:24L Deuter Groden 32L Backpack Roll top clip closure
Deuter Groden 32L Backpack - Hike & Camp
You can use it as a regular ball head or lock the outer ball and limit its motion to pan and tilt, like a gimbal
data--volume:24L
Model:PS66ULF2
Or would it be better to take a gamble on another pack in this list
Roll top clip closure
US$ 27.40
US$ 20.88
US$ 20.43
US$ 23.04