>>8406844They're not prebuilt and you have to buy your own joints (see the description of each body). For example, the chubby one requires:
>4mm ball joint x2>6mm ball joint x6>8mm ball joint x3>10mm ball joint x2>5mm connection ball x3The description also tells you which joint kits to get if you don't have any:
>PPC-Tn12>PPC-Tn27You can search for them easily on HLJ.