BMX Race Frames Pro XL+

BMX Race Frames Pro XL+: frames in the Pro XL+ size class. Top tube from approx. 21" (Pro XL, XXL, XXXL), for a rider height of approx. 5'9" and up (175 cm and up). These are guide values; every brand publishes its own chart, and at the boundary it comes down to preference: smaller is nimbler, larger is calmer on the straights.