Bleeding kit. Practical, transparent funnel with overflow protection and base. Funnel with matching threads for brake levers or brake-shift levers. No additional bleeding adapter required. The Shimano bleeding funnel TL-BR003 is a high-quality tool specifically designed for bleeding disc brakes. It features an increased volume and is compatible with brake levers (BL-) that have M50.8 threads. This funnel provides you with a quick and efficient solution for one-way bleeding of the brake system.