{"product_id":"callaway-quantum-max-fast-custom-irons","title":"Callaway Quantum Max Fast Custom Irons","description":"\u003ch2 class=\"Polaris-Text--root Polaris-Text--headingLg Polaris-Text--semibold Polaris-Text--base\" tabindex=\"-1\"\u003e\u003cem\u003e\u003cstrong\u003eCallaway Quantum Max Fast Custom Irons\u003c\/strong\u003e\u003c\/em\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eQuantum Max Fast is a lightweight, easy-to-launch iron that helps you get more height, speed, and distance. This model is designed to be fast and forgiving, while also promoting a high launch for moderate swing speed golfers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"mx_2.5\"\u003e\n\u003ch2 class=\"textStyle_heading2 text_center text-decor_none text_var(--headline-color) my_1\" data-sentry-element=\"TextTag\" data-sentry-component=\"Text\" data-sentry-source-file=\"text.tsx\"\u003eModern 360° Undercut\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"w_fit-content text_left m_0_auto [\u0026amp;_ul]:text_start\"\u003e\n\u003cdiv class=\"[\u0026amp;_*]:[\u0026amp;::before]:d_none [\u0026amp;_*]:[\u0026amp;::after]:d_none text_var(--richtext-color) [\u0026amp;_em]:font-style_italic [\u0026amp;_u]:text-decor_underline [\u0026amp;_strong]:font_bold [\u0026amp;_ol_ol]:list_lower-alpha [\u0026amp;_ol_ol_ol]:list_lower-roman\" data-sentry-component=\"RenderText\" data-sentry-source-file=\"rich-text.tsx\"\u003e\n\u003cul\u003e\n\u003cli\u003eThe Modern 360° Undercut Cavity is designed to deliver faster ball speeds, higher launch, and more forgiveness across the face, thanks to its advanced two-piece design with extreme perimeter weighting and a fully exposed undercut for added flex where golfers need it most.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProgressive Tri-Sole Design\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe Progressive Tri-Sole Design promotes cleaner, more consistent contact across the set, with a reengineered sole geometry that adapts from long irons to wedges for smooth turf interaction and efficient speed retention—even on heavy strikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNext Generation Ai-Optimized Face Design\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe Next Generation AI-Optimized Face delivers faster ball speeds and more consistent launch, spin, and dispersion by intelligently shaping the face to match real-world impact patterns and expand the sweet spot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUrethane Microspheres\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUrethane Microspheres enhance sound and feel at impact by absorbing unwanted vibration, delivering a softer, forged-like sensation in a high-speed game-improvement head.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Callaway","offers":[{"title":"Right Hand \/ 4 Iron (19.0) \/ .370 Parallel Tip","offer_id":47428754768121,"sku":"210000314734","price":157.14,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 5 Iron (22.0) \/ .370 Parallel Tip","offer_id":47428757324025,"sku":"210000314735","price":157.14,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 Iron (19.0) \/ .370 Parallel Tip","offer_id":47428757356793,"sku":"210000314736","price":157.14,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 5 Iron (22.0) \/ .370 Parallel 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