Hsthe Sea Mountain Bike Rear Derailleur 7/8/9 Speed for MTB Bikes Direct Mount type

• 【IMPORTANT】Mountain bike rear derailleur, it is a direct mount rear derailleur for mountain bike, not a hook mount (Frame must have a rear derailleur hook)
• 【MODEL】Bike rear derailleur compatible with 7/8/9 speed index shift drivetrains.
• 【OUTSTANDING PERFORMANCE】Precise gears ensure easy and stable shifting performance and make driving easy and comfortable.
• 【MATERIAL】Made of high quality steel materials, durable and long lasting. Easy to install and remove.
• 【APPLICATION】Suitable for MTB mountain bikes, racing bikes, variable speed bikes, folding bikes and city bikes. It is your essential bike accessory during your cycling tour.

Specification: -Plastic-steel composite material, one-piece molding, lightweight, good compatibility, suitable for various variable speed models. -Steel guide wheel arm + PA nylon wear-resistant guide wheel, high strength and hardness, smooth rotation, reduce chain wear, and speed change. -Built-in high tension spring, slanting and zooming to avoid collision, medium and long legs design, strong compatibility. -Direct-mounted eye derailleur, the rear derailleur is directly locked on the rear derailleur screw of the frame, and the refined design makes the sway more standard.