Solid Teflon Back-Up Ring, Size -021
Teflon
Buna 90 Duro Back-Up Ring, Size -136
Buna 90 Duro Back-Up Ring, Size -129
Buna 90 Duro Back-Up Ring, Size -019
Buna 90 Duro Back-Up Ring, Size -125
Buna 90 Duro Back-Up Ring, Size -145
Buna 90 Duro Back-Up Ring, Size -020
Spanish 
English