Pro Circuit Factory bike owned by AMA Supercross Motocross Racer Ezra Lusk ported polished rocket Kawasaki KX125 KX250 #64, 64, Circuit, CR, CRF, Donley, Ezra, Factory, Kawasaki, Kevin, KX, KXF, Lusk, Motocross, Pro, Racer, RM, RMZ, Supercross, SX, SXF, YZ, YZF