Solid Teflon Back-Up Ring, Size -114
Teflon
Buna 90 Duro Back-Up Ring, Size -136
Buna 90 Duro Back-Up Ring, Size -020
Buna 90 Duro Back-Up Ring, Size -019
Buna 90 Duro Back-Up Ring, Size -126
Buna 90 Duro Back-Up Ring, Size -224
Buna 90 Duro Back-Up Ring, Size -350