BACK-UP RING (1)
BU-TFE-75×1.5×2.5-C/S
BU-TFE-80×1.5×2.5-C/S
BU-TFE-90×1.25×2.5-C/S
BU-TFE-95×1.25×2.5-C/S
BU-TFE-100×1.25×2.5-C/S
BU-TFE-105×1.25×2.5-C/S