... Accurate Straight Linear GuideRIT15 ~ 65A type, LA-type, B type, LB-type, R type, LR precision ball-type linear guide, is widely used in ... CNC engraving machines.1. Compozition: rail, slider, ball, back to the browser, dust cover, Cage, isolation chain.2. Features:(1 ... film, screw cap. Users to choose from, adapt to working environment and more dust. (10). Overweight set type, set type has RIT-LA, RIT- ...