TWD24UU NB 1-1/2" Ball Bushing Open Block Linear Motion width 38.1 outer diameter is 1/4" and

outer diameter is 1/4" and the width is 9/64"

the 21317EXW33 outer diameter is 180mm and the 21317EXW33 width is 41mm

12mm x 21mm x 5mm

Static load rating Cor: 46

✅ Speed limit (oil): 10

TWD24UU NB 1-1/2" Ball Bushing Open Block Linear Motion width 38.1 outer diameter is 1/4" andTWD24UU NB Type: Slide Unit Pillow Block Made in Japan: NB Linear Systems Nippon Bearing Linear Systems 1 1 2" Slide Unit Pillow Block (Inch Series), the innerdiameter(bore) is 1 1 2" inch dimensions with steelretainer, bearing is a high accuracy grade linear bushings,series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. TWD24UU NB Bearing Linear ball bushing Shaft Diameter: 1 1 2" inch Quantity: 1 Bearing Dynamic