The Stack System

Increase Clubhead Speed & Gain Distance with TheStack System   TheStack System is a speed-training system that features a weighted training club with adjustable weights that allow golfers to maximize their clubhead speed and distances by going through the speed training program in the included App.   Gain 15-20 yards of Distance The average new user gains 6 MPH in Clubhead Speed in six weeks, which equates to 15-20 yards on the course! All you have to do is use TheStack System 15-20 minutes per session 2-3 times per week.   Trusted by Major Champion Matt Fitzpatrick and FedEx Cup Playoffs Champion Viktor Hovland!   TheStack Hardware 5 milled interchangeable Stack weights enable 30 weight combinations between 0g and 300g Highly engineered training club - Adult (41.5") or Junior (38.5") Dual-purpose weight case / phone stand Speed radar not included.  We recommend the Mevo+ or PRGR   TheStack App Training 2-year License included, accessible on iOS only. Dynamic speed training