Leg Skeletons
Also see Anatomical Models showing Human Legs with Muscles.
A leg to stand on: Anatomical human leg skeleton models Classic Leg Skeletons.
Life-size.  Fully articulated.
From top:
Standard Leg Skelton,
  No. SH245-BA.  Only $144.95
Leg Skeleton with Hip Bone
  No. SH245-BB.  Only $159.95