• Funnel adapter and o-ring for gravel & road hydraulic disc brakes
• Allows proper positionning of the funnel for a trouble-free bleeding
• Fits all current-generation Shimano road disc & gravel STI and brake levers including Dura Ace ST-R9120 and ST-R9170, Ultegra ST-R8020, ST-R8025 and ST-R8070, 105 ST-R7020 and ST-R7025, Tiagra ST-4720 and ST-4725, GRX ST-RX815, ST-RX810 and BL-RX810, ST-RX600 and ST-RX400
• Includes 1 adapter and 1 o-ring