SUCSOFL204-20MM L3 Standard Duty Stainless Steel Stand-Off Series Set Screw Locking 2 Bolt Flange BearingClick here for spec sheets: Stand Off Catalog

SUCNPFC has nickel plated housing and stainless steel bearing insert

Heavy guage one-piece housing has rust proof plated finish

Click here for spec sheets: SUCTF Spec Sheet

Includes 2 set screws

Click here for spec sheets: CUCNPTRS Spec Sheet

Does not mar the shaft

Note: SNA bearings not in catalog

Click here for spec sheet: SAMS Spec Sheet

Effective on both hard and soft shafts

dimensions are the same (except "z" is longer

Bearing insert is encased in non-conductive

see SNA vs SUC pages for bearing insert dimensions)