p To remove pulleys, gearboxes, steering wheels and crank. /p p Material: carbon steel /p p Diameter holes: 35-85mm /p p Removable central thread floating pivot /p p 2 x crew 5/16″ of 4″ /p p 2 x screw 1/4″ of 3″ /p p 3 x screw 5/16″ of 2″ /p p 3 x screw 1/4″ of 2″ /p p 1 x 5″ pression screw aluminium alloy /p