FREEBEAR槽嵌式滚珠轴承单元AFU-7570系列 AFU-7570-1/2/3/4/5 纳加霍里科技（深圳）有限公司

p1Src=//y2.yzimgs.com/uploads/507498/2026320-141721361.jpg?watermark/2/text/57qz5Yqg6ZyN6YeM56eR5oqA77yI5rex5Zyz77yJ5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast