{"product_id":"mares-hr-second-stage-xr-line-scuba-regulator","title":"Mares HR Second Stage - XR Line Scuba Regulator","description":"\u003cp\u003e\u003cstrong\u003eBuilt for the dive, not the gear bench.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe HR second stages feature an Adjustable Breathing Comfort System for personalized inhalation effort control, while the VAD System with a \"Curved\" Bypass ensures natural, high gas flow at any depth. The technopolymer case combines simplicity, high.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePerformance Under Pressure\u003c\/strong\u003e: Mares HR Second Stage - XR Line Scuba Regulator is built around a Mares breathing system so airflow stays controlled through normal recreational dive demands.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFit and Setup\u003c\/strong\u003e: Workbook variants keep the exact Mares SKU, UPC, connection, size, and color choices together so the diver receives the right configuration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMaterial Story\u003c\/strong\u003e: Ultralight Technopolymer helps balance durability, weight, and comfort for repeat use in saltwater and travel environments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTechnical Details\u003c\/strong\u003e: Rubber hose.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInventory Confidence\u003c\/strong\u003e: Quantity is matched to Mares OMS availability for GCA inventory control.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBest Use\u003c\/strong\u003e: A strong choice for divers who want brand-backed equipment with clean setup choices and serviceable product data.\u003c\/p\u003e","brand":"Mares","offers":[{"title":"Default","offer_id":51320503730491,"sku":"416425NR","price":339.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0121\/1475\/5646\/files\/01_301600.jpg?v=1780943811","url":"https:\/\/greatcallathletics.com\/products\/mares-hr-second-stage-xr-line-scuba-regulator","provider":"Great Call Athletics","version":"1.0","type":"link"}