• Reinforced hardplastic, black colour, solvent-, oil-, grease-proof, etc.
• The instrument, fitted into its seat, is secured by a fixing screw.
• Steel hub. On request reamed bores tolerance H8, key splines, transversal bores, etc.
• Models ; used with analogue and analogue-digital indicators with gravity motion types I60, I80, IN80 (➜ see sec. "I60" e "I80-IN80" in the drop-down menu on the left).