Specifications Hign-concerned Chemical:None Type:MTB Bike Freewheel is_customized:No Model Number:-CNC-MTB Sensitivity:108 Sounds Flywheel Adjustable Gear Number:10-SPEED Material:aluminum Gear Teeth:11-52T Freewheel Speed:12 Origin:Mainland China Components:Freewheel Ultralight Bicycle Cassette MTB Bike Freewheel Aluminum alloy CNC cutting 11/12Speed 11T-46T/50T/52T HG Structure Compatible with SRAM Weight: Please see the picture below Processing methods: CNC cutting Color: Silver Cassette speed: 11/12Speed Material: Aluminum alloy+High-carbon steel ( Main body 7075 aluminum alloy , And the small gear pieces are high-carbon steel ) Suitable for 8-12 speed HG structure (Hyperglide) specifications hub body Special reminder: This bicycle freewheel serves the HG structure and can only be used for the HG bicycle hub body, not for SRAM XD or MS (Micro spline) If you used for SRAM shifting system, it can only be used for HG structure bicycle hub body, not for XD structure bicycle hub body !!! Detail close-up GET THE LOOK: Ultra-light Mountain Bike Bicycle Cassette Aluminum Alloy Hollow CNC Machining 11/12Speed HG Compatible with SHIMANO PRODUCT PROPERTY: 1: If you are looking for our product, the brand of is your good choice.Made from aluminum material.Our product is from cn(origin). 2: The sensitivity is 108 sounds.The freewheel speed of our product is 10.The components is freewheel. 3: The flywheel adjustable gear number is 11-speed. REASONS TO BUY: Aluminum alloy mountain bike bicycle cassette: the bike cassette adopts high strength aluminum alloy material, which is wear resistant, corrosion resistance, strong bearing capacity, and has a long service life. Cnc steel cassette: the bicycle cassette is made of high-strength cnc steel cassette, which has higher wear resistance and corrosion resistance than ordinary cassettes. Excellent item: this product is a great gift for your friends and family. you can use it to enjoy the fun of riding with them. Portable and convenient: this bicycle cassette is small in size and light in weight, which is convenient for you to carry around. BUYER SAYS: Nice cassette, super lightweight, with a sram gx drivetrian and kmc 12s chain it goes well, the only disadvantage is when back pedaling the chain wants to drop some gears, sometimes happens, lets see how many km we can put on this cassette. It came faster than expected. thank you. PRODUCT PARAMETERS:Product size: RELATED INFO: mountain bike cassette: the sun bike cassette is specially designed to provide you with a pleasant riding experience, which can help you ride safely and comfortably. mountain bike cassette: mountain bike cassette is designed for mountain bikes. it can be used to connect the freewheel and rear wheel of the bicycle.