Raleigh tru build rear wheel the tru build wheels are leaders in the cycle industry every wheel is built to the same exacting standards as our pro build range by hand here in nottingham since 2008 we have built on our exclusive relationship with mach 1 rims who continue to manufacture the highest quality rims and are leading the way graphically suitable replacement for most 18 inch wheeled bikes rear hub threaded to take a standard single sprocket made of steel and alloy available in s