Split Teflon Back-Up Ring, Size -230
Teflon
Buna 90 Duro Back-Up Ring, Size -136
Buna 90 Duro Back-Up Ring, Size -222
Buna 90 Duro Back-Up Ring, Size -019
Buna 90 Duro Back-Up Ring, Size -350
Buna 90 Duro Back-Up Ring, Size -138
Buna 90 Duro Back-Up Ring, Size -137