Special Hex Bolt for holding the brake disc to the carrier. This bolt is specifically manufactured at length 14mm in Hi-Tensile steel, is zinc plated and will not protrude beyond the carrier where an ordinary bolt will scrape on the fork.  9 Bolts are required for each disc on the Laverda 750, 1000 and 1200 models

It is recommended to fit new Schnorr Washers and use thread locker such as Loctite 243 on the threads