内径131.57133.07135.76￥10.20去看看子规汉商贸发布了O型圈丁腈线径1.78MM内径129.4/131.57/133.07/135.76/138.94内径131.57133.07135.76￥1.10去看看橡胶世界发布了O型圈丁腈线径1.78MM内径129.4/131.57/133.07/135.76/138.94
