This shifter is ideal for use with a mountain bike (MTB) 6-Speed drivetrain components and is suited to cross country, all-mountain and general trail riding. And, it's compatible with Shimano 6-Speed MTB groupset components. Key Features: Standard Twist Type Shifter for MTB 6-Speed Right Side: Index Features: Model No.: MS25-6R Cassette Compatibility: 6 Speed Bracket Material: Composite Optical Gear Display: N Compatibility: Shimano 6 Speed MTB Shifters Compatible