EM-4(4X7X2.8)-5(5X8X2.8)-6(6X9X2.8)-8(8X11.5X3.2)-10(10X14X3.7)-12(12X16.5X4)-16(16X20.5X4)-18-20-25-32-40 Pneumatic seal ring

EM-4(4X7X2.8)-5(5X8X2.8)-6(6X9X2.8)-8(8X11.5X3.2)-10(10X14X3.7)-12(12X16.5X4)-16(16X20.5X4)-18-20-25-32-40 Pneumatic seal ring

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