SMK20GUU 20mm Slide Bush Bushings Miniature Motion Linear Bearings
SMK20GUU Square Flange Type Slide Bush Made in Japan:NB Linear Systems Nippon Bearing Linear Systems SMK20GUU Square Linear Slide Bush, The retainer material is resin, It is seals on both sides, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), Made in Japan.