Aluminum Frame . Paint has cosmetic signs of use as shown in pictures. There is no serious damage . There's no cracks . I didn't see any dents or dings . There are some paint chips .The frame is super solid and structurally sound.  frame has typical signs of use, as shown in pictures . Be sure to check all pictures for further visual details and information. Dropouts are straight . Great used bike frame. Don't hesitate to make an offer ! Be sure to check out all my other bmx stuff  !