ZTTO 10 Speed Flywheel 11‑46T Cassette Hollow Bike Colorful Freewheel For

--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n\nFeature: \n 1. This is 10 speed, with 11\u201113\u201115\u201118\u201121\u201124\u201128\u201134\u201140\u201146T teeth ratio cassette hollow bike flywheel.\n2. Hollow design, makes the colorful freewheel weight reduced in some degree.\n3. It rotates smoothly without noise, which ensures close connection with the wheel hub of the bicycle and smooth operation.\n4. Adopting of metal material, it is anti\u2011corrosion, good heat resistance, so you do have to worry about long\u2011term use of friction heating, affect its service life.\n5. Simple to install, can directly replace your old or broken cassette freewheel. \n\nSpecification: \n\nItem Type: 10 Speed Cassette Flywheel \nMaterial: Aluminium Alloy+Steel\nColor: Colorful\nTeeth Ratio: 11-13-15-18-21-24-28-34-40-46T\nWeight: Approx.451g/15.9oz\n\nPackage List: \n6 x Sprocket\n1 x Flywheel Cover\n1 x Gasket \n\nNote: \n Check whether the flywheel is locked and -