21 Speed Twist Shifter Set With Left And Right Revoshift Grips For Mountain And Hybrid Bikes 3x7 Gear System Includes Left 3-Speed And Right 7-Speed Shifters Easy Install Durable Grip Shifter With Grips
✔️ Left 3-speed and right 7-speed shifters, 21-speed system
The 21-speed twist shifter set combines a left 3-speed shifter with a right 7-speed shifter to deliver a complete 21-speed gearing option for mountain and hybrid bikes. This kit includes a pre-installed cable set for easy installation and is suitable for upgrading or replacing worn shifters on MTB, commuter, folding, and youth bikes.
✅ Durable aluminum alloy and reinforced plastic construction for long-lasting performance.
✅ Pre-installed shift cables included for quick installation.
✅ Fits standard handlebar diameter 22.2mm (0.87 inch) and compatible with many MTB shifter systems.
✅ Optical gear display shows current gear position at a glance for precise shifting.
💡 What is a 21-speed bicycle twist shifter set used for and how does it work? This handy setup lets riders control front and rear gears across a wide range for smooth, reliable shifting.
- Seamless front and rear derailleur coordination for precise gear changes
- Includes left 3-speed and right 7-speed shifters for a complete 21-speed system
- Pre-installed cables save time during installation
- Compatible with 22.2mm handlebars and widely used MTB shifter setups