Features 1、Aluminum Alloy Material: The flower drum ring gear is made of aluminum alloy, which is not easy to break, easy to deform, wear proof and can be used for a long time. 2、Convenient Installation and Use: The flower drum ring gear has strong practicability, simple operation and convenient use, which can effectively improve the performance of mountain bikes. 3、Waterproof and Dampproof: The flower drum ring gear has good waterproof and dampproof performance, which can avoid rusting, and it is easy to maintain, which can bring you a better use experience. 4、Fine Processing: After accurate processing, this flower drum ring gear can perfectly fit your mountain bike. It is suitable for 8‑12 speed cassette. 5、Application: This flower drum ring gear is suitable for ROAD 10 speed and for HG for PG1230 PG1130 M7000 M8000. Please confirm the model before purchasing. Item Type: Flower Drum Ring Gear Material: Aluminum Alloy Weight: Approx. 85g/3.00oz Style: for HG Application: For ROAD 10 speed and for HG for PG1230 PG1130 M7000 M8000 Package List 1 x Freehub Body