Full Glass Transition Temperature iTgMAX consists of an inner rim bed finished with multiple layers of seamless carbon fiber to achieve a one-piece rim contour without cutting any fiber. The braking track is then finished with laser machining to ensure the best braking efficiency Fore Carbon tape-less tubeless technology: Stiffer and stronger Instead of drilling holes in the rim to attach spokes and nipples, a threaded metal insert is wrapped inside the carbon ayups of the rim's lower bridge to allow the spoke nipples to be screwed directly on. As a result, the upper nm deck is left undrilled ...