The Stack System

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)
• Speed radar not included.   We recommend the PRGR

TheStack 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 ($59 value) 
• Multi-user Coaches License sold seperately..

Compatible Devices

Brand	Model
Stack Radar	Stack Radar (Stack App connectivity)
PRGR	Black Pocket, Red Pocket
Rapsodo	MLM2PRO, MLM
Flightscope	Mevo+ (Stack App connectivity) Mevo (testing soon, see below)
Trackman	Trackman4 (TPS)
Voice Caddie	SC200 Plus
Garmin	G80
FlightScope	X3, X2,  X2 Elite, Xi Tour                         (Stack App connectivity)
Sport Sensors	Swing Speed Radar (SSR)
Yupiteru	GST-5, GST-7 BLE

For all kids 10-14, we recommend TheStack Junior.  For kids 15+, use the fitting chart below, because we factor in their current driver length into the recommendation: 

	Current Driver Length
Age	< 43"	≥ 44"
10	Stack Junior	Stack Junior
11	Stack Junior	Stack Junior
12	Stack Junior	Stack Junior
13	Stack Junior	Stack Junior
14	Stack Junior	Stack Junior
15	Stack Junior	Stack Adult
16	Stack Junior	Stack Adult
17+	Stack Adult	Stack Adult

If your child is under 13 years old, they must train as a Local Golfer under their parent or guardians profile in TheStack App.

For all kids 10-14, we recommend TheStack Junior.  For kids 15+, use the fitting chart below, because we factor in their current driver length into the recommendation: 

Access TheStack App from the App Store when your order arrives. Requires iOS 15.0 or later.