Shimano Dura-Ace ST-R9120 Joint Support Ring

For use with Shimano Dura-Ace ST-R9120 11spd STI Road levers.

This Joint Support Ring can also be used on the following STI Road levers:
• Shimano Dura-Ace Di2 ST-R9170
• Shimano Ultegra Di2 ST-R8070
• Shimano Ultegra ST-R8020 These are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.