Hellow guys, Welcome to my website, and you are watching 가슴근육 좋은 사람 특징 수축 할 때 길항근을 잡고 할것이냐 풀어줄 것이냐 보디빌딩은 결국 주동근으로 수축과 이완을 통제해야 근비대가 수월!!!#가슴운동 #벤치프레스. and this vIdeo is uploaded by 훈수두는 이코치 at 2024-02-02T03:01:06-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.