TheStack includes a highly engineered training club and 5 CNC milled Stack weights that enables 30 unique weight combinations from 0g to 300g, which are easily adjusted with a threaded fastener. TheStack includes a dual-purpose weight case, which stores easily in your golf bag and doubles as a phone stand during training sessions.

The Stack 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
• Speed radar not included.
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The Stack App Training

• 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
• Includes bundled access to Stack Putting 
• Includes Single User License - 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 separate devices