2-part cable tie with base part, pre-assembled. The head of the tie can be brought into the optimal bundle position. Perfect form fit on the bundled goods thanks to the H-design. Very robust design. Good alternative to metal clamps. Withstands vibrations and displacement forces. High tightening torque thanks to the metal bushing. Heavy-duty mounts are used by automobile and truck manufacturers, particularly on engine wiring harnesses. These parts are also used in other areas with difficult requirements.