Spanish S-curb bit

Spanish S-curb bit - Spanish S-shaped curb bit, Alta Escuela by Roldan, black burnished with fixed fittings and a small tongue recess. With chin chain hook. Without chin chain. Width 13.5 cm. Bit thickness 11mm in the middle, 20mm on the shanks. Length of the bit 10cm.
It is traditionally made i.e. rusty. It is recommended to rub the bit from time to time with e.g. a little olive oil to keep it dark.