Shimano 105 ST-R7020 11 speed shifter Bleed Screw & O-Ring.

The following are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

- Shimano 105 ST-R7120
- Shimano 105 ST-R7025
- Shimano Tiagra ST-4725
- Shimano Tiagra ST-4720
- Shimano GRX Di2 ST-RX815
- Shimano GRX ST-RX610
- Shimano GRX ST-RX600
- Shimano GRX ST-RX400

The following are a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

- Shimano GRX ST-RX820

Shimano Dura-Ace Di2 ST-R9270 12 speed shifter Bleed Screw & O-Ring.

The following are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

- Shimano Ultegra Di2 ST-R8170
- Shimano GRX ST-RX820-LA
- Shimano GRX ST-RX820

The following are a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

- Shimano GRX ST-RX810-LA
- Shimano GRX ST-RX810

Shimano Dura-Ace ST-R9120 11 speed shifter Bleed Screw & O-Ring.

The following are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

- Shimano Dura-Ace Di2 ST-R9170
- Shimano Ultegra Di2 ST-R8070
- Shimano Ultegra ST-R8025
- Shimano Ultegra ST-R8020
- Shimano GRX ST-RX810-LE
- Shimano GRX ST-RX810-LA
- Shimano GRX ST-RX810

Shimano ST-R7170 Bleed Screw and O-Ring