摘要：The aim of research to know donation of leg muscle power, leg length, and abdominal muscle strength to grab start. Standing broad jump are used to determain leg muscle power, antrhopometer are used to determain leg length, and sit-up test are used to determain abdomonal muscle strength. The method is total sampling survey technique. The samples in this study were all athletes Society Amurwa Tirta Pool Club Pati totaling 20 athletes. This study showed that leg muscle power contributed 43.16%, leg length contributed 29.05%, and abdominal muscle strength contributed 25, 6% of the results garb start. The conclusion of this research is leg muscle power, leg length, and abdominal muscle strength contributed by 70.5% jointly. Leg muscle power gives the graeatest contribution, leg muscle power is the main factor that must be considered in performing a grab star swimmin.
其他摘要：Penelitian ini bertujuan untuk mengetahui sumbangan power otot tungkai, panjang tungkai, dan kekuatan otot perut terhadap grab start renang. Standing broad jump digunakan untuk menentukan power otot tungkai, antrhopometer digunakan untuk menentukan panjan
关键词：Power Muscle Legs; Length Legs; Strength of Abdominal Muscle; Grab Star
