I've been using JumboMax (JMX) Grips off an on for the past 2 seasons. I've enjoyed using them, but have never tracked my usage with them to see if they made an actual performance or on-course difference. I wanted to create a spot where I could track my own usage, but started noticing a few others on the forum using or trying out JumboMax grips and thought others could add their opinions, thoughts, tips & tricks and data to a common thread.
Yesterday, I removed the Lampkin Crossline sta