背部伸展器 MS-SH-6858 可增強豎脊肌的力量，提高靈活性，並預防背痛。插銷式68系列力量器材，優質的材料和精湛的技術，愉悅的體驗，新穎的設計和舒適的感覺，所有這些優勢使鍛鍊變得簡單、輕鬆、有效。

Back Extension MS-SH-6858 strengthens the erector spinal muscles to improve flexibility and prevent back pain. The 68 Free Weight Series strength equipment is designed with premium quality material and skilled technology, providing a pleasant experience, new design, and comfort, allowing exercise to be made simple, easy, and effective.