3B® Anatomical Model - Didactic Skull, 4-Part, on Cervical Spine4 part skull on cervical spine with didactic bone color features movable jaw and seven cervical vertebrae flexibly mounted. Model includes representations of the hindbrain, spinal cord, cervical nerves, vertebral arteries, basilar artery and rear cerebral arteries. Model uses didactic bone color. didactic skull, 4 part, on cervical spine. Product Specifications BRAND3B Scientific® MANUFACTURERS PART NUMBER12-4552 LENGTH INCHES7-7/8 WIDTH INCHES14.6 HEIGHT INCHES9-1/8 WEIGHT LBS3 DESCRIPTIONDidactic Skull, 4-Part, on Cervical Spine TYPESkull Models PACKAGE QUANTITY1 LIMITED WARRANTY1 Year