SNASOPA206-20 L3 Standard Duty Stainless Steel Stand-Off Series Eccentric Locking Tapped Base Pillow Block Bearing 2-1/2" Diameter These specially designed collars fit

These specially designed collars fit over rail assemblies on precision shafting

Bearing insert with 2 set screws has longer inner race for added load support

the CUCSPA has a Hard Chrome bearing insert and a Stainless Steel housing

Provides torque transmission & alignment

SNASOPA206-20 L3 Standard Duty Stainless Steel Stand-Off Series Eccentric Locking Tapped Base Pillow Block Bearing 2-1/2" Diameter These specially designed collars fitClick here for spec sheets: Stand Off Catalog Note: SNA bearings not in catalog, dimensions are the same (except "z" is longer, see SNA vs SUC pages for bearing insert dimensions), just has eccentric locking insert instead of set screw.