HGBF A-Z gundam + ZZ II part 4 | backpack

https://youtu.be/zrQ6ax5NzgU
A sharing of my WIP project, custom building the combination of HGBF A-Z gundam + ZZ II gundam. This is the 4th ep of this series and will be working on backpack. In this video I will be showing quite a few of technique I mentioned in previous videos and hope this can be a good reference for newbies