Onbicle Cycle Gear RD-TZ50 With Front Gear, Tourney Rear Derailleur 6/7 Speed Bicycle Brake Disk

Rear Gear 1. RD TZ50 Derailleur with Hanger Mount Give your sports bicycle a twist with this derailleur 2. The derailleur is made from metal and is black in colour. It comes with a wall mount which can help it to be placed on a vertical surface. 3. What is a Derailleur? Derailleur gears are a variable-ratio transmission system commonly used on bicycles, consisting of a chain, multiple sprockets of different sizes, and a mechanism to move the chain from one sprocket to another. 4. derailleur to give an extra gear boost to your sports bicycle. 5. The RD-TZ50-6-GSD Derailleur with Bracket Mount is another outstanding addition products. cycling parts, especially shifters, derailleurs, sprockets, and brakes. Front Gear 1. Front derailleur Up Swing 34.9mm, 3x6/7-speed. Made of high strength aluminum alloy material, strong and durable, Smooth variable speed performance. 2. Chain center line compatible with wide chain design, improve variable speed response, extend service life. 3. Clamp Mount, 3x6/7-speed. Made of high strength aluminum alloy material, strong and durable, lightweight design. Implementing a weight reduction design to make your riding more comfortable. 4. The speed change line pulls the guide chain piece to toggle the chain, so that the chain runs on different tooth pieces of the tooth disk, realizing the tooth ratio of different speeds, making the riding more effortless and faster. 5. Suitable for BMX bikes, MTB bikes, road bikes, etc.