1Pcs CSB204-12 19.05mm 3/4 inch Spherical Insert Bearing with Setscrew Locking Standard Duty Narrow Inner Ring Chrome Steel : Amazon.it: Commercio, Industria e Scienza
SKF - YET 203 - Insert - Insert bearing with an eccentric locking collar and narrow inner ring
What Are Bearing Inserts? - Ritbearing Corporation