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Shimano Tiagra Flat Bar SL-4600-L+R 2x10 Spd Shifter Lever Set, OEM Packaged 689228718647 | eBay
Universal Cycles -- Shimano SL-R2000 Claris Single Flat Bar Shifters - 8 Speed [ESLR2000LB, ESLR2030LB, ESLR2000RA]
Shimano Rs700 Sl-rs700 2x11 Speed Flatbar Road Bike Bicycle Shifter Lever Set - Black 11 Speed Bike Bicycle Accessories - Bicycle Derailleur - AliExpress