Solid Teflon Back-Up Ring, Size -112
Teflon
Buna 90 Duro Back-Up Ring, Size -128
Buna 90 Duro Back-Up Ring, Size -015
Buna 90 Duro Back-Up Ring, Size -136
Buna 90 Duro Back-Up Ring, Size -133
Buna 90 Duro Back-Up Ring, Size -225
Buna 90 Duro Back-Up Ring, Size -138