... .1. Compozition: rail, slider, ball, back to the browser, dust cover, Cage, isolation chain.2. Features:(1)High efficiency, the driving ... the rail, the slider quenching high hardness (RC62).(4). Produced linear rolling guide may realize swaps.(5).Have glib installed on ... , the use of automated enforcement oil supply mechanism.(6). Dust cover with the second dust-proof, dust-proof better.(7). Isolated ...