If you want the lightest possible shifting action available on a twist shifter, the microSHIFT Estes Light Action twist shifter is the answer. The innovative design expands the cable seat in the shifter instead of pulling cable around the body of the shifter, greatly reducing friction and allowing for one of the lightest shifts on the market. Right side 7-speed twist shifter features ultralight action shifting that makes it easier for riders with small hands Compatible Shimano MTB 7-speed rear derailleurs and cassettes Gear indicator window displays current gear choice for easy identification Specifications Rear Der/Shifter Compatibility Shimano Mountain Drivetrain Speeds 7 Shifter Style Twist Color Black