SBT骨架油封密封圈大全尺寸

进口骨架油封30x72x7/8/9/10/11/12 32x72x8/10 33x72x10

进口TC骨架油封型号大全

氟胶骨架油封32x65x8/10/12 32x72x10 33x50x10 33x55x7

UKS氟胶骨架油封32x33x34x45