A three piece aluminum carrier and 4 titanium cogs make the new CS-M970 Shimano's lightest 9-speed mountain bike cassette ever at 224g.
Features
New 3-piece alloy carrier for super stiff, more precise & faster shifts
Reprofiled, stiffer, titanium sprockets for super lightweight
Hyperglide system for best shifting performance
Gearing options: 11-32T
Weight: 224g (11-32T)