#Repost @b1ack_superman (@get_repost) ・・・ A quick first step is critical in any sport. Training deceleration and transition improves the SSC. Helping you to jump higher, and accelerate at a higher velocity. Athlete: @mqs_1 #strengthfactory #basketball @clarencehidef @strengthfactorypt https://www.instagram.com/p/Byv1lI2HncX/?igshid=vzahd0obs1dq





