Shimano Bleed Port Screw & O-Ring (105)

This is a Bleed Port Screw & O-Ring it for Shimano hydraulic brake levers. Features: Replaces lost or broken bleed port screw & o-ring Take care when installing. Do not overtighten. It is very easy to strip 105 and Dura-Ace/Ultegra screws can generally be used interchangeably; however, the hex key size required may be different Compatibility: 105: 105 ST-R7020, 105 ST-R7025, Tiagra ST-4725, Tiagra ST-4720, GRX Di2 ST-RX815, GRX ST-RX600, GRX ST-RX400