{"product_id":"hayes-15069-disc-brake-adaptor-mountain-bike-downhill-bike-fat-bike-hardtail-bike-gravel-bike-cyclocross-bike-br3951","title":"Hayes Post Disc Brake Adapter for IS Mounts | 203mm Rotor Compatibility | 74mm Post Mount Caliper \u0026 Thru-Axle Use","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain biking setup with the Hayes Post Disc Brake Adaptor for IS Mount, Front 203mm Rotor Diameter - the perfect solution for reliable, high-performance braking. Designed specifically for aggressive trail riding and downhill descents, this durable adapter ensures seamless compatibility with a wide range of bicycle frames and forks.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from high-quality, corrosion-resistant aluminum, the Hayes Post Disc Brake Adaptor combines lightweight durability with robust performance. Its precision-machined finish guarantees a secure fit and long-lasting reliability in demanding off-road conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eEngineered to accommodate 203mm rotors, this adaptor enhances braking power and heat dissipation, delivering improved modulation and control on steep descents. Compatible with Hayes 74mm eye-to-eye calipers, it ensures consistent stopping performance, even during extended rides or in rugged terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eIncludes all necessary mounting bolts for a straightforward installation process. The adaptor features an International Standard (IS) 51mm tab mount, supporting quick release (QR) and thru-axle (TA) systems, making it adaptable to various fork and frame configurations. Its 'Smart' part number is conveniently stamped or cast into the bracket, aiding in easy identification and future upgrades.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003ePerfect for downhill, enduro, and all-mountain bikes, this black anodized adaptor seamlessly integrates into your bike's aesthetic while providing enhanced braking performance. Its versatile design ensures compatibility with popular forks, including Fox-36\/40 (thru-axle), Rock Shox Pike (Maxle), and Psylo (Tullio) models using IS-QR adapters.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eFeaturing a +43mm offset to optimize caliper positioning for the best rotor clearance and alignment, the Hayes Post Disc Brake Adaptor offers precise fitment and superior braking efficiency. Its lightweight (45g) design minimizes weight without compromising strength, making it ideal for performance-oriented riders seeking reliability and control on every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eUpgrade your mountain bike's stopping power with the Hayes Post Disc Brake Adaptor for IS Mount, Front 203mm Rotor Diameter - engineered for durability, performance, and ease of installation. Order now and experience confident braking on your next adventure!\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality Hayes Post Disc Brake Adaptor for IS Mount with Front 203mm Rotor Diameter enhances your bike's braking performance and reliability. \u003c\/li\u003e\n\u003cli\u003eConstructed from durable, lightweight materials, this adapter offers superior corrosion resistance and long-lasting performance on rugged trails or daily rides. \u003c\/li\u003e\n\u003cli\u003eEngineered for compatibility with Hayes 74mm eye-to-eye calipers and international standard 51mm IS mount forks, providing a secure fit and optimal braking power. \u003c\/li\u003e\n\u003cli\u003eDesigned for versatile use with quick-release and thru-axle systems, ideal for mountain bikes, enduro, and trail riding where precise and powerful braking is required. \u003c\/li\u003e\n\u003cli\u003eFeatures an innovative \"smart\" part number stamped into the bracket for easy identification and compatibility, plus includes mounting bolts for hassle-free installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Hayes","offers":[{"title":"Default Title","offer_id":42356457701443,"sku":"BR3951","price":18.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/BR3951.jpg?v=1779312006","url":"https:\/\/365cycles.com\/products\/hayes-15069-disc-brake-adaptor-mountain-bike-downhill-bike-fat-bike-hardtail-bike-gravel-bike-cyclocross-bike-br3951","provider":"365 Cycles","version":"1.0","type":"link"}