Solid Teflon Back-Up Ring, Size -129
Teflon
Buna 90 Duro Back-Up Ring, Size -117
Buna 90 Duro Back-Up Ring, Size -015
Buna 90 Duro Back-Up Ring, Size -222
Buna 90 Duro Back-Up Ring, Size -133
Buna 90 Duro Back-Up Ring, Size -137
Buna 90 Duro Back-Up Ring, Size -126