{"product_id":"unequal-male-to-male-adaptor-stainless-steel-obp","title":"Unequal Male to Male Adaptor - Stainless Steel","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eOBP AN3 to M10 Male Brake Line Adapter – 303 Stainless Steel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUpgrade your brake system with our precision-machined AN3 to M10 male-to-male brake line adapters, manufactured from grade 303 stainless steel for long-lasting corrosion resistance and reliable performance under pressure.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eDesigned for motorsport, track day, kit car, and performance road car applications, these adapters allow you to connect AN3 (3\/8″ UNF) brake lines to M10 metric brake fittings — one of the most common thread conversions in custom and competition brake system builds.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eAvailable Part Numbers \u0026amp; Thread Configurations:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003ePart Number\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eThread 1\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eThread 2\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eSeat Type\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eOBP-AN3-M10\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e3\/8″ UNF (AN3) Convex\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eM10 x 1.0\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eBoth ends Convex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eOBP-AN3-M10F\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e3\/8″ UNF (AN3) Convex\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eM10 x 1.0\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eFlat seat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eOBP-AN3-M105\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e3\/8″ UNF (AN3) Convex\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eM10 x 1.5\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eConcave seat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eOBP-AN3-M1025\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e3\/8″ UNF (AN3) Convex\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eM10 x 1.25\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eConcave seat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 303 Stainless Steel – highly resistant to corrosion and brake fluid degradation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e AN3 (3\/8″ UNF) to M10 metric – one of the most sought-after brake line thread conversions\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMultiple seat configurations\u003c\/strong\u003e – convex, flat, and concave options to match your existing brake line fittings\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePrecision machined\u003c\/strong\u003e for leak-free, high-pressure brake line connections\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSuitable for:\u003c\/strong\u003e motorsport, hillclimb, circuit racing, kit cars, classic car restoration, and custom brake system builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFrequently Asked Questions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e\u003cem\u003eWhat is an AN3 to M10 brake line adapter used for?\u003c\/em\u003e\u003c\/strong\u003e It’s used to connect AN-specification (American) brake lines to metric M10 brake ports — common when fitting aftermarket master cylinders, brake bias bars, or calipers from different manufacturers.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e\u003cem\u003eWhat’s the difference between convex and flat seat brake fittings?\u003c\/em\u003e \u003c\/strong\u003eConvex (also called “bubble”) seats form a seal against a matching cone or flat port. Flat seat fittings seal against a flat face. Always match the seat type to your existing components to ensure a leak-free connection.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"obp","offers":[{"title":"M10x1 FLAT","offer_id":55904236503369,"sku":"OBP-AN3-M10F","price":3.99,"currency_code":"GBP","in_stock":true},{"title":"M10x1","offer_id":55904236536137,"sku":"AN3 TO M10","price":3.99,"currency_code":"GBP","in_stock":true},{"title":"M10x1.25","offer_id":55904236568905,"sku":"OBP-AN3-M1025","price":3.99,"currency_code":"GBP","in_stock":true},{"title":"M10x1.5","offer_id":55904236601673,"sku":"OBP-AN3-M105","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/9463\/0729\/files\/OBP-AN3-A.jpg?v=1794405745","url":"https:\/\/rrs-store.co.uk\/products\/unequal-male-to-male-adaptor-stainless-steel-obp","provider":"Race Rally Supplies","version":"1.0","type":"link"}