Human Atlas & Axis Model, Wire MountedAnatomy programs covering the upper cervical spine benefit from wire mounted atlantoaxial models, and this 3B Scientific atlas and axis replica presents the C1 and C2 vertebrae in their articulated relationship without the need for a stand. This is a realistic replica of the human atlas and axis bones. The bones are wire mounted together, no stand. This replica is a great way to study the anatomy of the atlas and axis bones. This product features 3B