Linkable tunnel piece for rats or other small pets. Pieces fit tight into one another and can be 360 degree rotated to form any tunnelshape you like. 12 pieces form a complete circle. Comes with 3 models: without raft , with raft (for adhesion to print bed) and a piece with a side entrance/exit. Only the latter has to be printed with support. The normal one prints 100% supportless.

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