
TheStack | Speed Trainer | Award Winning App
$299.00 USD
Unit price perTheStack 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 5,000+ Reviews on App Store
- Includes 1-Year Membership to TheStack App, accessible on iOS
- Adaptive speed training formulated by Dr. Sasho MacKenzie
- Guided workout timer for reps, sets, and rest intervals
- Custom speed metrics to track your gains
- Bluetooth Connectivity to integration devices. Hands-free data entry using voice entry technology for non-integrated devices
- Membership includes Bundled access to Stack Putting ($59 value) and the Learning Library
- Train and track 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
- Connect to any other Stacker using Share Codes
- Are you a Coach? Learn about our Coaches License
Access TheStack App from the App Store when your order arrives. Requires iOS 15.0 or newer.
See our FAQ pages for questions about membership access.
* Speed radar not included, view all compatible devices here
Shipping & Delivery
> GolfN branded items will normally ship within 24 hours. BONK items are a pre-order and fulfillment will depend on the lead time from the manufacturer. We anticipate these will ship in 6-10 weeks from your order depending on the item and tracking information will be provided once shipped.
> We offer both domestic and international shipping options
> Complimentary returns & exchanges on us within 30 days after receiving of your order

Touch Grass. Earn Gear.
Earn points when you use the GolfN App to play your round.
Redeem throughout the Axiom Ecosystem for ultra high-end gear, rounds at exclusive courses, and all-inclusive golf experiences.