Acavallo Alu-Plus Jr StirrupThese stirrups are patented and laterally opening, produced by means of an innovative, patented injection molding technique. The outer articulated stirrup arm ensures safe unlocking and provides a big release opening by pivoting to the outside in case of an emergency. The opening of the stress actuated locking and release mechanism is located a centimeter higher from the tread to ensure that the foot cannot slip out laterally by mistake and to prevent