Develop a Stronger Pinch Grip for Bouldering and Rock Climbing with Pinch-Grip Repeater Training! Learn a simple, yet effective training method for developing a stronger pinch grip for bouldering and rock climbing. This exercise will also strengthen your thumb-lock for “closed crimp” gripping small holds. The pinch-grip Repeater training protocol explained by Coach Hörst involves … Continue reading Video: Effective Pinch-Grip Training for Climbers