Shimano Alivio SL-M3100-R Shifter - Right 9-Speed RapidFire Plus Optical Gear Display Model-Seat Clamp - Q/R and a revamped Low Speed

and a revamped Low Speed Rebound

Press-fit end caps allow tool-free maintenance and conversion Rear Axle 12mm Thru x 148mm Cassette Body Type Shimano Micro Spline Color Black Skewer Included No Bearing Type Sealed Cartridge Defined Color Black Spoke Interface Straight Pull Hub Drilling 28 Hub/Brake Compatibility Center-Lock Disc

5-Speed internal gear rim brake hub with gear ratio of 243% with 25% gear steps

Features chrome-plating and PVD inner and outer link finish for added durability and corrosion resistance

Shimano Alivio SL-M3100-R Shifter - Right 9-Speed RapidFire Plus Optical Gear Display Model-Seat Clamp - Q/R and a revamped Low SpeedThe Shimano Alivio SL M3100 R Right Shifter provides responsive rear shifting for 9 speed mountain bike drivetrains. Rapidfire Plus technology is suited to quick shifting giving riders the ability to downshift three gears in one stroke Optical gear display is positioned below the handlebar and indicates gear position at a glance Shifter Style Trigger Drivetrain Speeds 9 Rear Der Shifter Compatibility Shimano Mountain