Reach and Stack explained in 20 seconds
2020年4月21日—Foragivenreach,agreaterstackputsyouintoamoreuprightridingposition;yourhandswillbemovedupwardsandyourbodypositionwill ...,2020年1月28日—Stackmeasurestheverticaldistancefrombottombracketcentertoavirtualhorizontallinefromthetopofthehea...。參考影片的文章的如下: