{"title":"Weight Stacks","description":"","products":[{"product_id":"kb24-regular-weight-stack","title":"Spartaks Strength KB24 Regular Weight Stack ($2.50\/lb)","description":"\u003cdiv class=\"spartaks-pdp\"\u003e\n\u003c!-- ===================== DESCRIPTION ===================== --\u003e\n\u003cdetails open=\"\" class=\"spartaks-dropdown\"\u003e\n\u003csummary\u003eDescription\u003c\/summary\u003e\n\u003cdiv class=\"spartaks-dropdown-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eMore resistance, same rack.\u003c\/strong\u003e The Spartaks KB24 Regular Weight Stack is the straightforward way to add cast iron resistance to your KB24 rack's cable and pulley system. Sold by the pound so you build exactly as much resistance as your training demands, starting from your current stack weight and going all the way up to 300 lbs per side.\u003c\/p\u003e\n\u003cp\u003eEach 10 lb cast iron plate is machined to fit your KB24 weight stack guide rod precisely, stacking smooth and sitting flush without rattling or shifting mid-set. A clean, no-fuss upgrade that keeps your rack in the game as your strength grows.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- ===================== USES ===================== --\u003e\n\u003cdetails class=\"spartaks-dropdown\"\u003e\n\u003csummary\u003eUses\u003c\/summary\u003e\n\u003cdiv class=\"spartaks-dropdown-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStack Upgrades\u003c\/strong\u003e — Add resistance to your existing KB24 weight stack in 10 lb increments, up to 300 lbs per side.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive Overload\u003c\/strong\u003e — Incrementally increase cable resistance as your strength improves without replacing your whole stack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacing Missing or Damaged Plates\u003c\/strong\u003e — Restore a partial stack to full capacity with matching cast iron plates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c!-- ===================== SPECIFICATIONS ===================== --\u003e\n\u003cdetails class=\"spartaks-dropdown\"\u003e\n\u003csummary\u003eSpecifications\u003c\/summary\u003e\n\u003cdiv class=\"spartaks-dropdown-content\"\u003e\n\u003ctable class=\"spartaks-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAll KB24 Series Racks with Weight Stacks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate Weight\u003c\/td\u003e\n\u003ctd\u003e10 lbs Per Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e$2.50\/lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCast Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Stack\u003c\/td\u003e\n\u003ctd\u003eUpgradable to 300 lbs Per Side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c!-- ===================== STYLES ===================== --\u003e\n\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=League+Spartan:wght@400;500;600;700;800\u0026display=swap');\n\n.spartaks-pdp {\n  font-family: 'League Spartan', sans-serif;\n  max-width: 100%;\n  margin: 0 auto;\n  background: #000000;\n  color: #ffffff;\n  padding: 20px;\n  border-radius: 12px;\n}\n\n\/* Dropdowns *\/\n.spartaks-dropdown {\n  border: 1px solid #333;\n  border-radius: 8px;\n  margin-bottom: 10px;\n  overflow: hidden;\n  background: #000000;\n}\n.spartaks-dropdown summary {\n  cursor: pointer;\n  list-style: none;\n  padding: 14px 18px;\n  font-family: 'League Spartan', sans-serif;\n  font-weight: 700;\n  font-size: 17px;\n  text-transform: uppercase;\n  letter-spacing: 0.04em;\n  background: #000000;\n  color: #ffffff;\n  position: relative;\n}\n.spartaks-dropdown summary::-webkit-details-marker {\n  display: none;\n}\n.spartaks-dropdown summary::after {\n  content: \"+\";\n  position: absolute;\n  right: 18px;\n  font-size: 18px;\n  font-weight: 400;\n  color: #ffffff;\n}\n.spartaks-dropdown[open] summary::after {\n  content: \"–\";\n}\n.spartaks-dropdown-content {\n  padding: 4px 18px 18px;\n  font-family: 'League Spartan', sans-serif;\n  font-size: 15px;\n  line-height: 1.55;\n  color: #e6e6e6;\n}\n.spartaks-dropdown-content ul {\n  margin: 0;\n  padding-left: 20px;\n}\n.spartaks-dropdown-content li {\n  margin-bottom: 8px;\n}\n.spartaks-dropdown-content strong {\n  color: #ffffff;\n}\n\n\/* Specs table *\/\n.spartaks-specs-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: 'League Spartan', sans-serif;\n  font-size: 14px;\n}\n.spartaks-specs-table td {\n  padding: 8px 10px;\n  border-bottom: 1px solid #2a2a2a;\n  color: #e6e6e6;\n}\n.spartaks-specs-table td:first-child {\n  font-weight: 600;\n  width: 40%;\n  color: #ffffff;\n}\n\u003c\/style\u003e","brand":"Spartaks Strength","offers":[{"title":"Default Title","offer_id":45348114727068,"sku":"WT-RWS","price":2.5,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/6140\/6876\/files\/adbf350c-1a5182_6c925e0f4cdf40febb1aa9b90e6d494d_mv2.jpg?v=1776202276"},{"product_id":"kb24-premium-weight-stacks-4-lb","title":"Spartaks Strength KB24 Premium Weight Stacks ($4.00\/lb)","description":"\u003c!-- ============================================================\nSPARTAKS STRENGTH — RACK ATTACHMENTS\nProduct: KB24 Premium Weight Stacks ($4.00\/lb)\nPaste this into Shopify Product Description (switch to \"Show HTML\" \/ \u003c\/\u003e code view in the editor first)\n============================================================ --\u003e\n\n\u003cdiv class=\"spartaks-pdp\"\u003e\n\n  \u003c!-- ===================== DESCRIPTION ===================== --\u003e\n  \u003cdetails class=\"spartaks-dropdown\" open\u003e\n    \u003csummary\u003eDescription\u003c\/summary\u003e\n    \u003cdiv class=\"spartaks-dropdown-content\"\u003e\n      \u003cp\u003e\u003cstrong\u003eThe upgrade your stack deserves.\u003c\/strong\u003e The Spartaks KB24 Premium Weight Stack is built from a denser, higher-grade cast iron that delivers a noticeably smoother pull and a more consistent feel under load than standard weight plates. At 11 lbs per plate versus the regular 10 lb cast iron, the additional density means less air space, tighter tolerances, and a quieter, more controlled action through every rep.\u003c\/p\u003e\n      \u003cp\u003eThe result is a cable system that feels more like a commercial gym machine and less like a home setup — less clank, less bounce, more consistent resistance from the first rep to the last. Sold by the pound and compatible with all KB24 Series racks, upgradable to 300 lbs per side.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ===================== USES ===================== --\u003e\n  \u003cdetails class=\"spartaks-dropdown\"\u003e\n    \u003csummary\u003eUses\u003c\/summary\u003e\n    \u003cdiv class=\"spartaks-dropdown-content\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003ePremium Stack Upgrades\u003c\/strong\u003e — Add high-grade resistance to your KB24 weight stack in 11 lb increments, up to 300 lbs per side.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eQuieter, Smoother Training\u003c\/strong\u003e — Denser plates reduce clank and stack bounce, for a more controlled, commercial-grade cable feel.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eLong-Term Investment\u003c\/strong\u003e — Higher-grade iron holds its tolerances longer, maintaining consistent performance through years of heavy use.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ===================== SPECIFICATIONS ===================== --\u003e\n  \u003cdetails class=\"spartaks-dropdown\"\u003e\n    \u003csummary\u003eSpecifications\u003c\/summary\u003e\n    \u003cdiv class=\"spartaks-dropdown-content\"\u003e\n      \u003ctable class=\"spartaks-specs-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAll KB24 Series Racks with Weight Stacks\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePlate Weight\u003c\/td\u003e\n\u003ctd\u003e11 lbs Per Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e$4.00\/lb\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-Grade Cast Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eMax Stack\u003c\/td\u003e\n\u003ctd\u003eUpgradable to 300 lbs Per Side\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- ===================== STYLES ===================== --\u003e\n\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=League+Spartan:wght@400;500;600;700;800\u0026display=swap');\n\n.spartaks-pdp {\n  font-family: 'League Spartan', sans-serif;\n  max-width: 100%;\n  margin: 0 auto;\n  background: #000000;\n  color: #ffffff;\n  padding: 20px;\n  border-radius: 12px;\n}\n\n\/* Dropdowns *\/\n.spartaks-dropdown {\n  border: 1px solid #333;\n  border-radius: 8px;\n  margin-bottom: 10px;\n  overflow: hidden;\n  background: #000000;\n}\n.spartaks-dropdown summary {\n  cursor: pointer;\n  list-style: none;\n  padding: 14px 18px;\n  font-family: 'League Spartan', sans-serif;\n  font-weight: 700;\n  font-size: 17px;\n  text-transform: uppercase;\n  letter-spacing: 0.04em;\n  background: #000000;\n  color: #ffffff;\n  position: relative;\n}\n.spartaks-dropdown summary::-webkit-details-marker {\n  display: none;\n}\n.spartaks-dropdown summary::after {\n  content: \"+\";\n  position: absolute;\n  right: 18px;\n  font-size: 18px;\n  font-weight: 400;\n  color: #ffffff;\n}\n.spartaks-dropdown[open] summary::after {\n  content: \"–\";\n}\n.spartaks-dropdown-content {\n  padding: 4px 18px 18px;\n  font-family: 'League Spartan', sans-serif;\n  font-size: 15px;\n  line-height: 1.55;\n  color: #e6e6e6;\n}\n.spartaks-dropdown-content ul {\n  margin: 0;\n  padding-left: 20px;\n}\n.spartaks-dropdown-content li {\n  margin-bottom: 8px;\n}\n.spartaks-dropdown-content strong {\n  color: #ffffff;\n}\n\n\/* Specs table *\/\n.spartaks-specs-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-family: 'League Spartan', sans-serif;\n  font-size: 14px;\n}\n.spartaks-specs-table td {\n  padding: 8px 10px;\n  border-bottom: 1px solid #2a2a2a;\n  color: #e6e6e6;\n}\n.spartaks-specs-table td:first-child {\n  font-weight: 600;\n  width: 40%;\n  color: #ffffff;\n}\n\u003c\/style\u003e","brand":"Spartaks Strength","offers":[{"title":"Default Title","offer_id":45356219498652,"sku":"WT-PWS","price":3.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/6140\/6876\/files\/E95617C8-B8C8-48E2-A57F-64AE57C226C0.jpg?v=1777928213"}],"url":"https:\/\/spartaksstrength.ca\/collections\/weight-stacks.oembed","provider":"Spartaks Strength","version":"1.0","type":"link"}