WOW! If it had just a little better "depth" / 3D aspect to it - that would be an incredible piece to get done.
Biomechanics tattoo - Another interesting way of looking at biomechanics that keeps the human silhouette intact. A few interesting shapes may be made from using the human skin as somewhat of a shell.
Biomechanics & H R Giger
SteamPunk machine arm tattoo
epicand the best cover up tattoo by Juan Salgado
3D Tattoos that's just cool
Superb Mechanical Pocket Watch Tattoo On Forearms For Men
tattoo biomechanical - Buscar con Google
Mechanical arm Tattoo
realistic cat tattoo i would never get a cat tattoo but this is pretty