Kinetic small wheel adaptor mk i trainera must for bmx recumbents and any bike with tyres having an outside diameter of 16 to 22 inches the small wheel adapter raises the level of the resistance unit of compatible kinetic trainers by up to three inches if using a newer kinetic trainer model with a u shaped frame the new small wheel adapter is necessary compatible with t 002i t 016 t 007 t 006cbuy kinetic training from chain reaction cycles the worlds largest online bike store