{"product_id":"grip-progress-kit","title":"Zontoo Grip Progress Kit","description":"\u003cp\u003e\u003cstrong\u003eTest. Train. Retest.\u003c\/strong\u003e Take a number on day one, train your grip for a month, then take the number again on the same unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBought separately: $142 · Kit: $119 · You save $23\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4\u003eWhat's in the kit\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/grip-strength-tester\"\u003eGrip Strength Tester\u003c\/a\u003e ($49) — palm-sized digital tester, holds your peak reading\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/gyro-ball\"\u003eLED Gyro Ball\u003c\/a\u003e ($49) — self-starting rotor, resistance builds as it spins\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/wrist-roller\"\u003eSpring Wrist Trainer\u003c\/a\u003e ($44) — forearm through a spring frame, the load comes from the wrist angle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHow it's used\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay 1 — test.\u003c\/strong\u003e Arm at your side, one 3-second squeeze on the tester. Write down both hands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDays 2–29 — train.\u003c\/strong\u003e Gyro ball and wrist trainer at the end of a session, 2–3 times a week. Until the forearm gives out, then switch hands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDay 30 — retest.\u003c\/strong\u003e Same hand, same time of day, same unit. Compare against your own day-one number.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eResults depend on your training. The tester shows your own number; compare it only against yourself on the same unit.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFree US shipping\u003c\/strong\u003e · Tracked · Estimated delivery: 2–4 weeks · 30-day photo claims (damaged, faulty or wrong size), no return shipping · 1-year replacement\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eItems may arrive in separate packages.\u003c\/em\u003e\u003c\/p\u003e","brand":"Zontoo","offers":[{"title":"Default Title","offer_id":49434460848372,"sku":null,"price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/1889\/5860\/files\/zontoo-grip-progress-kit-1-v2.jpg?v=1790673275","url":"https:\/\/zontoo.com\/products\/grip-progress-kit","provider":"Zontoo","version":"1.0","type":"link"}