SWF4 linear motion ball bushing/bearing, the inner diameter(bore) is 1/4" inch dimensions with steel retainer, bearing is a high accuracy grade linear bushings, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan.
| NationSkander California Corporation | |
|---|---|
| Product Category | Linear Bearings |
| Product Number | Kit8082 |
| Product Name | NB Systems SWF4 1/4 |
