SMOOTH RIDE.If you're still rollin' on 8-speed gear, use this cassette as an affordable replacement for your worn out cogs. This 11-32 cassette is infused with SRAM's Powerglide II technology for smooth shifting and power transfer. go ahead and grab a new 8-speed chain when you replace your old cassette to make sure the parts match up.-a FEATURESActual weight 298 gramsSteel construction11, 12, 14, 16, 18, 21, 26, 32