16MM forged  Steel KICKSTART
FOUND ON MANY IMPORT ENGINES SUCH AS LIFAN LONCIN GN PLUS MORE
stomp demon wpb lmx m2r madness orion many more
50CC 70CC 90CC 110CC 125CC 140CC

YX125 YX140 YX150 Z155 REQUIRING A 16MM SPINE

this A  right hand side kick
COMMON ON CRF50 STYLED & CRF70 STYLE FRAMES with YX zhongshen engines also lifan

THIS WILL NOT FIT THE EARLY ENGINES THAT HAD A 13MM CRANK SPINDLE.