[Brand] SUNSHNE [Teeth number] 10-Speed, 11-46T Net weight: 338g/0.74 (lb)[Material]: (34T-46T) high-strength aluminum alloy, primary color.(11T-28T) High Pull Steel[Teeth number] 10-Speed, 11-50T Net weight: 375g/0.82 (lb) [Material]: (32T-50T) high-strength aluminum alloy, black. (11T-28T) High Pull Steel[Teeth number] 11-Speed, 11-46T Net weight: 376g/0.82 (lb)[Material]: (32T-46T) high-strength aluminum alloy, primary color. (11T-28T) High Pull Steel [Teeth number] 11-Speed, 11-50T Net weight: 384g/0.84 (lb)[Material]: (32T-50T) high-strength aluminum alloy, black. (11T-28T) High Pull Steel （black /silver）[Teeth number] 11-Speed, 11-52T Net weight: 399g/0.87 (lb)[Material]: (34T-52T) high-strength aluminum alloy, black. (11T-28T) High Pull Steel （black /silver）[Teeth number] 12-Speed, 11-50T Net weight: 393g/0.86 (lb)[Material]: (32T-50T) high-strength aluminum alloy, black. (11T-28T) High Pull Steel （black /silver）[Teeth number] 12-Speed, 11-52T Net weight: 426g/0.93 (lb)[Material]: (32T-52T) high-strength aluminum alloy, black. (11T-28T) High Pull Steel （black /silver）[Speed] 10/11/12Speed compatible with SHIMANO, SRAM[Introduction] Genuine SUNSHNE 10/11/12 Speed Wide Ratio Taiwan native mountain wide tooth than the flywheel, flywheel gear ratio, for single tooth disc climbing more easily, Aluminum Alloy one carving, sub structure.

Flywheel Feature:

10s 11-46t 338g 0.74lb silver10s 11-50t 375g 0.82lb black silver11s 11-50t 384g 0.84lb black11s 11-50t 384g 0.84lb black silver11s 11-52t 399g 0.87lb black11s 11-52t 398g 0.87lb black silver11s 11-46t 376g 0.82lb silver12s 11-50t 393g 0.86lb black12s 11-50t 396g 0.87lb black silver12s 11-52t 433g 0.95lb black12s 11-52t 426g 0.93lb black silver