MRT Hook

This is kinda like a hook? Well, in MRT we have poles to hold onto in case we fall right? So maybe we can attach a proper fit for the poles so we can like move it up and down and it has a good grip on the pole so it can support the weight of the bag? It's actually meant for hooking the bag onto it so it supports the bag weight as I have to travel a long distance to get to school and it hurts the back. So yeah, for shorter people maybe they can hang it high over their heads so more people can get