SMSF8UU 8mm Slide Bush Bushings Miniature Motion Linear Bearing expansion bearing and it's fully greased for

and it's fully greased for smooth

FHSPFTZ207-20 Flange Pressed Steel 3 Bolt Triangle Ball Bearing

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NN3024M2KC1NA P5 Nachi Cylindrical Roller Bearings

SMSF8UU 8mm Slide Bush Bushings Miniature Motion Linear Bearing expansion bearing and it's fully greased forSMSF8UU Round Flange Anticorrosion Type: Miniature Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Miniature Linear Systems SMSF8UU Round Flange Anticorrosion Miniature Linear Slide Bush, Bearing is seals on both sides, The retainer material is steel, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), Made in Japan. SMSF8UU Bearing Linear Miniature Slide Bush Retainer Material: Steel Bearing Inner Diameter: 8mm