ADVENT CS-H083 (8 SP) - Cassette. - Mountain bikes. - Model No.: CS-H083 12-42T. - Speed: 8 Speed. - Gear Range: 12-42T. - Surface Finish: Black. - Spider: No. - Cassette Body: Standard Freehub. - Combination: ~ 8: 42 ~ 7: 34 ~ 6: 28 ~ 5: 24 ~ 4: 21 ~ 3: 18 ~ 2: 15 ~ 1: 12 - Cog Material: Steel.