{"product_id":"thestack","title":"TheStack - Golf Swing Speed Trainer","description":"\u003cp\u003e\u003cstrong\u003eTheStack: The Ultimate Speed Training Aid\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eElevate your speed training regimen with TheStack, the absolute best tool for golfers looking to enhance their swing speed and overall performance. Designed with precision-engineered weights, a comprehensive iOS app, and key performance metrics, TheStack offers unparalleled insights and dynamic workouts tailored by Dr. Sasho MacKenzie. Whether you're a seasoned pro or a dedicated amateur, TheStack's innovative design and intelligent analytics make it a must-have for anyone serious about maximizing their speed and achieving measurable gains on the course. Transform your training today with TheStack, the ultimate tool for speed training excellence.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cb data-mce-fragment=\"1\"\u003eTheStack Hardware:\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilled Stack Weights\u003c\/strong\u003e: 5 precision-milled Stack weights enable 30 weight combinations ranging from 0g to 300g.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Purpose Weight Case\/Phone Stand\u003c\/strong\u003e: A versatile case that doubles as a phone stand for convenience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraining Club\u003c\/strong\u003e: Choose between Adult (41.5\") or Junior (38.5\") versions of the highly engineered training club.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed Radar Not Included\u003c\/strong\u003e: We recommend the PRGR for optimal performance.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe height=\"360\" width=\"640\" src=\"https:\/\/player.vimeo.com\/video\/496480802?h=7b5d16e694\" title=\"vimeo-player\" allowfullscreen=\"\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eTheStack App Training\u003c\/h3\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Year License\u003c\/strong\u003e: Accessible exclusively on iOS devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Speed Training\u003c\/strong\u003e: Developed by Dr. Sasho MacKenzie for tailored workouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuided Workout Timer\u003c\/strong\u003e: Track reps, sets, and rest intervals seamlessly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Speed Metrics\u003c\/strong\u003e: Monitor and analyze your speed gains with personalized metrics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice Entry Technology\u003c\/strong\u003e: Hands-free data entry for a smoother user experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBundled Access to Stack Putting\u003c\/strong\u003e: Includes a $59 value for comprehensive training.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle User License\u003c\/strong\u003e: Train and track up to five local users under one login. Multi-user Coaches License sold separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Requirements\u003c\/strong\u003e: Access TheStack App from the App Store upon order arrival. Requires iOS 15.0 or later.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003cem\u003eNote: Applies to Single User License only. Speed radar not included; must be purchased separately.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eAdditional Benefits\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eBundled access to Stack Putting (valued at $59).\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eSingle User License supports training and progress tracking for up to five local users (e.g., family members) under one account.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eNote\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eMulti-user Coaches License is available separately.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eThe offer pertains strictly to the Single User License.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eA speed radar device is not included and needs separate purchase.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eTheStack Metrics\u003c\/h3\u003e\n\u003ch4\u003eKey Performance Indicators:\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eStack Speed\u003c\/strong\u003e: Radar measurement when configured to represent your driver's inertia.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eeSpeed (Equivalent Driver Speed)\u003c\/strong\u003e: Approximates your driver clubhead speed based on TheStack's shaft length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistance Potential\u003c\/strong\u003e: Translates eSpeed into driving distance under specific conditions (e.g., 90°F temperature, 1,000 ft. elevation, etc.). Only displayed with standard Stack setting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrit Score\u003c\/strong\u003e: Quantifies your commitment and adherence to training protocols. A vital metric for coaches monitoring student compliance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"The Stack System","offers":[{"title":"Adult Version","offer_id":47173227512090,"sku":"SS-STACK-ADULT","price":299.0,"currency_code":"USD","in_stock":false},{"title":"Junior Version","offer_id":48287816876314,"sku":"sku-37666159263938","price":299.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/6824\/9626\/files\/the-stack-system-thestack-golf-swing-speed-trainer-scratch-golf-194092.png?v=1725042151","url":"https:\/\/checkout.shopscratchgolf.com\/products\/thestack","provider":"Scratch Golf","version":"1.0","type":"link"}