Band Piston Run This drill is not necessarily meant to train acceleration mechanics but rather to raise the intensity of the muscles and motor units associated with acceleration phase while sprinting. We are not only raising the threshold of rapid hip flexion and extension but also ankle stiffness. 🎥 @benchipfilms #trueap #traintrue #strengthandconditioning #strengthtraining #athletictraining #athleticdevelopment #sportsperformance #youthtraining #speedtraining #performance #grouptraining