Shimano SIS SL-RS25 Revoshift Twist Shifter 3x6-speed Right & Left shift | eBay
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Shimano RevoShift SL-RS25 Twist Grip Shifter MTB Bike 3/6/7/18/21 Speed Black US | eBay
Shimano RevoShift RS45 7-wheel shifter, right side, silver - MTBIKER.shop