Cuscinetto guida lineare 500 mm MGN9 guida lineare in acciaio antiscivolo con MGN9C^
EASY INSTALLATION: Standard MGN9 linear guide rail. The width is 9 mm and the thickness is 6.5 mm. The installation holes are. The spacing is 20mm. This linear guide rail should use M3 x 8mm bolts and T nuts(without).