锤式缓冲脚轮 旋入式万向聚氨酯轮 100mm 线径 3.2mm 含 SP 935BEA-UZ100-M12-32
锤式缓冲脚轮万向橡胶轮 100mm 钢丝直径 2.3mm 940BBE-FR100-23