10-Pack Conveyor Skate Roller Ball Bearings 8x49.5x20.6mm outer diameter 200 the NU221 inner diameter is

the NU221 inner diameter is 105mm

7907CYU/GLP4 width is 10mm

POS-25 Bearings

✅ Outer Diameter (OD): 80mm

SWF48 NB:Made in Japan:NB Linear Systems

10-Pack Conveyor Skate Roller Ball Bearings 8x49.5x20.6mm outer diameter 200 the NU221 inner diameter isConveyor Skate Roller Ball Bearings 8mm ID 10 Pack Extended Inner Race, 49. 5mm OD, Built for Rollers This 10 pack of conveyor skate roller ball bearings is designed with an extended inner race for easy mounting in roller wheels and conveyor systems. Each bearing measures 8mm inner diameter, 49. 5mm outer diameter, and 20. 6mm total height. Perfect for skate wheels, warehouse rollers, and material handling systems. Pack size: 10 bearings Inner