Total bmx killabee k2 frame with some modifications to the previous model the stronger and more stable killabee k2 frame is the latest version of three times x games gold medallist kyle baldocks signature frame with a 19 75 model this bmx has one of the shortest wheelbases out there making it perfect for smaller riders to add strength the downtube is now tapered a slightly lower bottom bracket height adds stability the shorter rear end makes it easier to left and hop these refinements