Profile grooves 50pcs Bosch 40x40 M8 narrow Aluminum profile groovesBosch Rexrothmounting from front and side of profilessizes : 20 / 14 / 6,4mmM8guiding groove : 10mmPart of the keyway has a positioning screwFits profiles40x40 ,45x45 ,90x45 ,80x40 ,80x80COLLECTIVE PACKING50 pieces Type: Grooved nuts / keywayGroove: 10 mm