Shimano 105 5800 11 Speed Cassette
Shimano's 105 5800 11 speed cassettes are nickel plated steel cogs for a long wear cycle and for corrosion resistant. The lightweight HG-EV cassette has rigid alloy sprocket carrier reducing the weight. With hyperglide EV sprockets that have a computer designed tooth configuration. These have contoured shift gates, resulting in a crisp smooth shift even under load.
Ratio - 11-28 = 11-12-13-14-15-17-19-21-23-25-28
11-32 = 11-12-13-14-16-18-20-22-25-28-32
12-25 = 12-13-14-15-16-17-18-19-21-23-25
Weight - 295g (11-32) / 275g (11-28)