ACC-CSP-50262S1-0610. Spring steel coupling with length 50 mm, for shaft diameter d1 = 6 mm, d2 = 10 mm. Universally suitable for backlash-free rotation transmission. Highly vibration-isolating. Well misalignment compensation. Low torsion spring stiffness. Small reset forces. No movable parts. Very rugged construction. Halogen-free. Snap locking. Plug fits through drill holes diameter min. 8 mm