Make it more robust then when it left the factory.-----Perhaps a piece of 3/8 stainless rod or tube.-----If using the tube then cut and fit pieces into it.----Perhaps 5/16" bolt in either end.-----I am just pulling sizes at random but you get the idea.-----No way would I pay to get that welded,---Certainly not with an arc welder !!-----" Lumiweld " rod perhaps.----Some will argue.----Easy fix here.-----Note ---pay attention to the location of a pinned hole so that your throttle grip markings line up reasonably close.-----Carbon fiber rod would really make it bomb proof.