Bones

Pelvis & Femur 

Joints

Hip joint

muscles

Hip muscles: Iliopsoas & Tensor fasciae latae 

Gluteal muscles: Gluteus maximus, Gluteus medius, & Gluteus minimus

Deep hip rotators

Piriformis, Obturator internus, Obturator externus, Superior gemellus, Inferior gemellus, & Quadratus femoris

Ligaments

Iliofemoral ligament, Ischiofemoral ligament, & Pubofemoral ligament

Nerves

Sciatic nerve, Superior gluteal nerve, & Inferior gluteal nerve