Solid Teflon Back-Up Ring, Size -115
Teflon
Buna 90 Duro Back-Up Ring, Size -241
Buna 90 Duro Back-Up Ring, Size -315
Buna 90 Duro Back-Up Ring, Size -225
Buna 90 Duro Back-Up Ring, Size -133
Buna 90 Duro Back-Up Ring, Size -121
Buna 90 Duro Back-Up Ring, Size -212