Igwe pectoral dị mma maka ịbawanye ike obi na oke akwara site na ilekwasị anya na mọzụlụ pectoralis. Ị nwere akwara pectoral abụọ n'akụkụ ọ bụla nke ihu obi gị: nnukwu pectoralis na obere pectoralis. Ihe omumu a na-erite uru n'ụzọ bụ isi nke pectoralis - nke ka ukwuu n'ime akwara abụọ na-ahụ maka ijegharị na nkwonkwo ubu.
1. tube: na-anabata square tube dị ka etiti , size bụ 50 * 80 * T2.5mm
2.Cushion: polyurethane foaming usoro, elu na-mere nke ibu eriri akpụkpọ anụ
3.Cable Steel: elu-edu Cable Steel Dia.6mm, mejupụtara 7 strands na 18 cores.