Special crack clamp made from flat brass material which combines sturdiness with tradidional appearance. 3 arms are adjustable at angle for closing any cracks, the forth arm can be adjusted in length. specially shaped and notched polyamide jaws fit the instrument exactly and carefully, the material is glue-repellent.

Material: Brass 

Technical Details: Span widths: ca. 170-250 mm (6.7"-9.8").