7 Speed Bike Shifters and Derailleurs Combo

- High-quality shifters and dérailleurs that are built to last. - Designed to make shifting and braking a seamless process for easier biking, and to replace separate brake lever and gear shift systems. - Rear derailleur with 11 tooth pulleys offer long service life and less noise. - Wheel type cable guide provides super light shifting action and clean cable routing. - Front derailleur with down swing front derailleur design and DUAL SIS front and rear index shifting - With nylon wear-resistant aluminum alloy guide wheel for silent, smooth, and non-wearing chain. - Easy installation and maintenance with direct mounting design for fast and convenient setup. - Can be adjusted slightly in multiple places to ensure accurate speed change performance. - Built-in frame hanger with fastener.