Banded GHD Crunch (to parallel)-- Old Line CrossFIt - YouTube
GHD Crunch What is it used for and what muscles does it target? ➡️Great exercise to strengthen your rectus abdominals and deep core muscles! ➡️Often... | By South East Fitness Solutions | Facebook
The GHD Sit-up - YouTube
GHD sit: la strada verso la midline stability - CrossMAG