This item is sold without the Swap-ring. Please order your ring according to your material preference.
Materials Available (3D printed via Shapeways):
PA Plastic (green, orange, yellow, red, purple, blue).
Stainless Steel, Nickel Steel, Black & Grey Stainless Steel, Bronze, Brass.
10.5 € (to be combined with Swap-ring)Buy Now on Shapeways