TheStack

TheStack Hardware 5 milled Stack weights enable 30 weight combinations between 0g and 300g Dual-purpose weight case / phone stand Highly engineered training club - Adult (41.5") or Junior (38.5") version (see Fitting Juniors) Stack training requires a speed device that can measure swings without ball impact.  We recommend bundling with Stack Radar (Bluetooth connectivity).  View all compatible devices here. TheStack App Training Rated 4.9 with over 4,000 Reviews on App Store 2-year License included, accessible on iOS only. Dynamic speed training formulated by Dr. Sasho MacKenzie Guided workout timer for reps, sets, and rest intervals Custom speed metrics to track your gains Hands-free data entry using voice entry technology for non-integrated devices Bonus: Bundled access to Stack Putting ($59 value) - Learn more Enables training and tracking for up to twenty local (i.e. family) users under one login.  App works with Family Sharing so the entire family can train easily on separ