Bicycle Frame(Model XB-R1) 1)Tested by EN stander 2)2 year warranty 3) ... : 3k, 12k, UD High Quality Full Carbon Bicycle Frame,XB-R1 1)Size Available:480/500/520/540/550/560mm2)Finish ... visiting. Wish you have a good day! Bicycle Frame,XB-R1,480,500,520,540,550,560mm