Solid Teflon Back-Up Ring, Size -124
Teflon
Buna 90 Duro Back-Up Ring, Size -225
Buna 90 Duro Back-Up Ring, Size -212
Buna 90 Duro Back-Up Ring, Size -125
Buna 90 Duro Back-Up Ring, Size -117
Buna 90 Duro Back-Up Ring, Size -141
Buna 90 Duro Back-Up Ring, Size -315