BJ Ball Joint
$2.99The set includes three types of ball joints and a ball shaft that can be mounted on each ball joint.
You can reproduce free movement by using these ball shafts for joints that also act as connecting parts.
BJ-03 (Ball diameter 3mm)
BJ-04 (Ball diameter 4mm)
BJ-05 (Ball diameter 5mm)
BJ-06 (Ball diameter 6mm)