Seal; Closed External; 20 MM ID X 32 MM OD X 4 MM T; Seal: Nitrile Buna-N | Case: Steel; Used With SSEM-20 | MAM-20 Ball Bushing Bearing

Seal; Adjustable External; 20 MM ID X 32 MM OD X 4 MM T; Seal: Nitrile Buna-N | Case: Steel; Used With SSEM-20-ADJ | MAM-20-ADJ Ball Bushing Bearing