Shimano 105 ST R7120 12 Speed Shifter Size:Left The Fly Cage Poly is Giant Imported The Fly Cage Poly is a cage for all disciplines and all conditions strongest and most secure smartphone bike mount on the market FeaturesMechanical 12 speed dual control lever with updated ergonomicsLight shifting operation lets you focus on the road aheadNew blade shape creates shorter lever access curve allowing riders with a wide range of hand sizes and shapes to comfortably reach their leversSpecifcicationsBrake lever Hose joint: StraightBrake lever Recommended brake caliper: BR R7170Brake lever Oil: SHIMANO Mineral That’s combined with the all condition confidence of hydraulic disc brakes and the quick and intuitive shifting cyclists expect from SHIMANO 105