KB20GW NB Bearing 20mm Ball Bushings Linear Motion Bearing Outer Diameter - 45mm outer diameter is 5 1/2"

outer diameter is 5 1/2" inch and width is 1/4" inch

KB30UU-OP NB Bearing

UC203-17mm-BLK Bearing

Shaft Diameter: 40mm

SUCP202-15m-PBT Thermoplastic Stainless Steel Pillow Block Ball Bearing

KB20GW NB Bearing 20mm Ball Bushings Linear Motion Bearing Outer Diameter - 45mm outer diameter is 5 1/2"KB20GW NB Double Wide Type: Slide Unit Made in Japan: NB Linear Systems KB20GW NB Double Wide Type Bearing, measures an inner diameter of 20mm, retainer material is resin, Series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. KB20GW NB Bearing Linear Ball Bushing Shaft Diameter: 20mm Number Of Ball Circuits: 5 Quantity: 1 Bearing Dynamic load rating Cr: 1370 N Static load rating Cor: 2740 N Major Dimensions