20mm CNC Router 55 Shaft w/Block & Bearing Linear Motion U Groove Bearing (gothic arch) S6801-2RS Ball Bearing

S6801-2RS Ball Bearing

NJ305 Nachi Cylindrical Roller Bearings

a standard bearing size with dimensions commonly used across many industries: 5x11x5mm

BNH010TU Nachi High Speed Angular Spindle Ball Bearing

ID (inner diameter)/Bore: 14

20mm CNC Router 55 Shaft w/Block & Bearing Linear Motion U Groove Bearing (gothic arch) S6801-2RS Ball BearingHigh Precision Linear Motion System Chrome Plated 4. 58 feet (55 inch long) 20 mm Diameter Shaft With slide unit with 2 pre installed Bearings 4. 58 Feet (55" long) 20mm Diameter Chrome Plated Shaft With an Aluminium slide unit (has 2 LME20UU bearings pre installed), size of the slide unit 3. 75" x 2" x 1. 5" approximately