Whether you run your bike as a singlespeed or in a 1x setup, chain retention is of paramount importance. The new Niner Ringalicious features a narrow / wide tooth profile to keep you moving forward, no matter how much trail chatter you encounter. Not only is Ringalicious functional, but it is also good looking. Specs: Narrow / wide tooth profile for best chain retention with a 1x system. 7075 alloy. Can be run SS or geared. 104 bcd. 32t. Niner chainring bolts included. Weight 43g.