Sram cassette is an absolutely good quality, compared to others on the market, here you get a lot for your money and a gear change that runs just as accurately as the original cassettes for your gear system.

Chain: Sram PG1110

Mounting:

The cassette is lowered over your rear hub and fastened with a locking ring at the end which is fastened with a wrench (puller) which has 12 pins.

The lock ring is included with this item!