Campag Chorus is the lowest level 11 speed cassette they make but it is still very good!
All cogs are made of nickel-chrome coated steel.
Alloy spiders support many cogs.
Alloy lockring.
Cogs are: 11,12,13,14,15,16,17,18,19,21,23
Weight 230 grams
Cogs are: 11,12,13,14,15,16,17,19,21,23,25
Weight 240 grams
Cogs are: 12,13,14,15,16,17,18,19,21,23,25
Weight 255 grams
Cogs are: 12,13,14,15,16,17,19,21,23,25,27
Weight 270 grams
Cogs are: 12,13,14,15,16,17,19,21,23,26,29
Weight 290 grams
