평소에 문틀에 설치하는 턱걸이바로 턱걸이만 하고 있습니다. 근데 문틀 주변 석고보드가 깨지고 문틀도 틈새가 벌어지는거 같아서 더 이상 이걸로는 못하겠네요 ㅜㅜ 아예 철봉처럼 된 치닝디핑바 사서 하려는데 가성비 좋고 튼튼한 제품 추천해주실수 있나요? 여기저기 찾아보니 잘못사면 운동중에 흔들린다 그래서 고민이 많네요...