• Best choice: high-strength steel plate with nickel chrome coating, hollow design, light weight, which provides a good balance between strength and weight, high cost effective choice in the middle price segment and very cost-effective
• Features:the special tooth profile and the cone profile provide a fast and accurate indexing conversion function and ensure smooth gear levels and precise positioning in the within its speed range
• Noise-free:The bicycle has multi-speed Cassette, fast riding speed, reduces workload, smooth rotation, low noise, and can be purchased and used with confidence
• Good Compatibility:Our mountain bike cassette compatible with Shimano and Sram transmission system. (except Sram XD)
• Exquisite gifts: we provide you with a bicycle rear hook extension and a mounting tool for the mountain bike cassette in the package to facilitate the installation of the cassette (Note: under a gear ratio of 11-40T, the hook extension for the rear drive is not included)