BIKECO 9 Speed Cassette 11 40T MTB High Strength Steel Bicycle Sprocket Compatible with Shimano Ultegra xt Sunrace Sram Rear Derailleur

➽【Best choice】: Made of high quality steel, high strength and stable quality. Perfect function for optimal performance and maximum safety and durability ➽【9 speeds】: cassette gear with 9 speed settings 11-40T: 11-13-16-20-24-28-32-36-40T ➽【Personalized Design】: High precision HG female thread ensures a firm connection with the bike hub. Smooth rotation and easy maintenance. Make driving easier and make driving smoother ➽【Features】: Special tooth profile and taper provide a fast and accurate indexing conversion function to ensure smooth and precise positioning of the gears in the speed range ➽【Freewheel Compatibility】: Suitable for road bikes, mountain bikes, MTB, etc., compatible with Shimano and SRAM transmission systems. Compatible with HG hubs (except Sram XD)