Solid Teflon Back-Up Ring, Size -129
Teflon
Buna 90 Duro Back-Up Ring, Size -138
Buna 90 Duro Back-Up Ring, Size -241
Buna 90 Duro Back-Up Ring, Size -133
Buna 90 Duro Back-Up Ring, Size -225
Buna 90 Duro Back-Up Ring, Size -124
Buna 90 Duro Back-Up Ring, Size -145