Profile Racings New Spline Drive sprocket. 19mm to fit Profile, We The People Royal, Premium Lite, Shadow, most FSA - basically any 19mm 48-spline spindle. This ensures a nice snug fit and should finally elimiate that annoying up-and-down you get in your chain.
|The brand new Profile Spline Drive sprocket is manufactured from 7075 Aluminum in the USA. This sprocket requires no sprocket bolt, instead it has a hardened CrMo steel insert in that matches up to the 48 splines in your Profile BB spindle. These can be used with all 19mm 48s spline cranks but Profile have some specific no boss Profile Cranks in 175mm Black only available for a clean look and lighter set up. Sizes: 25t, 28t and 30T. 1/8 Teeth. |