• Package Includes: 1 x 3-speed bicycle shifter and brake lever, 1 x 7-speed bicycle shifter and brake lever, 2 x brake cables (left and right), 2 x shift cables (left and right)
• Brake and Shift Combination: The product adopts an integrated design, which is stable and easy to control. The front brake and shift cables are shorter and connect to the 3-speed gear shifter. The rear brake and shift cables are longer and connect to the 7-speed gear shifter
• Easy-to-read Gear Indicator: It is clearly marked with 3 or 7 gears. The easy-to-read scales make shifting more intuitive and reduce the potential for error
• Installation Guide: 3-speed shifter on the left hand and 7-speed shifter on the right. The shift cable is connected to a black cap, while the brake cable is connected to a silver one
• Lightweight & Durable: The bike shifter is made from a new aluminium and plastic composite material, making it even lighter. It is also waterproof and rustproof, and has a long service life
• Application: Suitable for mountain bikes, city bikes, road bikes and folding bikes. (Not applicable to e-bikes.)
• Note Before Purchase: This product (3x7 21speed) is suitable for bikes with a 3-speed crankset and a 6-speed/7-speed cassette, not a 1-speed or 2-speed crankset and an 8- or 9-speed cassette