Somewhere between 450-550 light miles of use since purchased new 2 years ago. Pristine condition!!! This Crankset and BB were on a secondary bike. Used with a new chain. Never seen a wet road or dirt. No noticeable flaws on arms or chainrings. Bearings in BB are perfect. See pics. Sale includes Sram GXP ceramic bearing bottom bracket, Sram pedal washers, Sram BB spacers, and Sram wave washer.Shipping to lower US 48 only.