3B Scientific U8557430 Torsion Device Supplementary Kit

1 round steel rod (diameter: 2 mm, length: 300 mm) 6 round rods made of brass/copper/aluminium (D: 2 mm, L: 300/500 mm) 2 round bars made of aluminium (diameter: 3/4 mm, length: 500 mm) Ideal product for regular use