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Shimano Dura Ace Di2 R9270 2x12 Speed Groupset Road Disc Brake Groupset Electronic Product Groupset - Bicycle Crank & Chainwheel - AliExpress
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Shimano Dura-Ace ST-R9270 Di2 Hydraulic Disc Brake Dual Control Lever 2x12-speed - Living 360 Bike Shop | Boerne, TX
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