Cube
$15.59
Octahedron
$17.43
Tetrahedron
$16.12
Dodecahedron knuckle for 6mm bars
$4.96
Dodecahedron
$15.80
Icosahedron
$26.21
Icosahedron knuckle
$5.02
Platonic solids kit, bar 50mm x 6mm
$5.15