Solid Teflon Back-Up Ring, Size -219
Teflon
Buna 90 Duro Back-Up Ring, Size -224
Buna 90 Duro Back-Up Ring, Size -126
Buna 90 Duro Back-Up Ring, Size -315
Buna 90 Duro Back-Up Ring, Size -214
Buna 90 Duro Back-Up Ring, Size -121
Buna 90 Duro Back-Up Ring, Size -019