AJR Rubber Block Flexi Eggbutt BitThe Rubber Block Flexi Eggbutt Bit brings cutting edge design, offering unparalleled flexibility and comfort. Constructed with a core of braided wire encased in a durable plastic tube, this bit maintains optimal flexibility suitable for a wide range of horses and disciplines. The bit features a rubber block mouthpiece that covers a broad surface area inside the horse's mouth, effectively reducing the tendency for horses to fix or lean, thereby