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52.4MM AND 14MM PIN.... IT HAS A SLIGHT ROUNDED CONVEX DOME

THIS PISTON WILL HAVE SOME SMOOTH INITAL SCUFFING IN THE FRONT AND REAR OF SKIRT (THEY WILL GET YOU 99.9% OF BRAND NEW)

@ LF120 USED PISTON KIT RAN AT LIFAN 30 SECONDS (LF120/20) LF120/20