{"product_id":"hayes-31-disc-brake-adaptor-mountain-bike-downhill-bike-fat-bike-hardtail-bike-gravel-bike-cyclocross-bike-br3937","title":"Hayes Post Mount Disc Brake Adaptor for 160mm to 180mm Rotor Compatibility - Black, Fits 74mm Mounts, Includes Mounting Bolts","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's braking performance with the Hayes Post Mount Disc Brake Adapter - 160mm Mount for 180mm Rotor. Designed for precise compatibility and seamless installation, this high-quality disc brake adapter is essential for serious cyclists seeking reliable stopping power across diverse riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Durability:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from rugged, corrosion-resistant black anodized aluminum, the Hayes Post Mount Disc Brake Adapter offers exceptional durability and lightweight performance. Its sturdy build ensures long-lasting reliability even under intense braking and challenging terrains.\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 for optimal braking efficiency, this adapter converts a 74mm post mount caliper to accommodate a 180mm rotor, increasing the braking surface for enhanced stopping power. It's compatible with Hayes' renowned calipers, specifically for models 2000+ with 74mm eye-to-eye mounting, and ensures precise alignment and consistent modulation. The +20mm size increase enhances heat dissipation and decrease fade during aggressive descents.\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\u003eThe adapter includes all necessary mounting bolts for quick, secure installation. Features like the IS (International Standard) 51mm tabs, quick-release (QR), and thru-axle (TA) compatibility ensure versatility across multiple fork and frame setups-such as Fox 36\/40 thru-axle forks, RockShox Pike Maxle, and Psylo Tullio axle forks, which utilize IS-QR adapters.\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\u003eWith a sleek black finish and streamlined design, this adapter complements any mountain bike build, providing a clean aesthetic while supporting aggressive trail riding, enduro, and downhill applications. Its versatile compatibility makes it suitable for riders upgrading their existing brake system or customizing their setup for specific riding styles.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eThe 'smart' part number, Hayes ID stamped or cast into the bracket, simplifies identification, ensuring correct compatibility and quality assurance. Its universal fitment and inclusion of mounting hardware promote quick and hassle-free installation, reducing downtime on busy shop floors or trail repairs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003eOptimize Your Braking System:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eEnhance your mountain biking experience with the Hayes Post Mount Disc Brake Adapter - the reliable, high-performance solution for converting your brake setup to handle larger rotors. Maximize your bike's stopping power, improve heat management, and enjoy confident descents with this essential component.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eKey Specs:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Size: +20mm for increased rotor capacity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Color: Durable Black\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Model Name: 31\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Caliper Compatibility: Post Mount 74mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Fork\/Frame Mount: 74mm Post Mount (PM)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Suitable for 180mm rotors and compatible with a wide range of fork and frame standards\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eBoost your bike's braking performance today with the trusted quality of Hayes - designed for riders who demand excellence.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality, SEO-friendly product bullets for the Hayes Post Mount Disc Brake Adaptor - 160 mm Mount for 180 mm Rotor:\u003c\/li\u003e\n\u003cli\u003eDesigned with durable high-strength steel materials, this Hayes adaptor ensures reliable performance and long-lasting durability in demanding mountain biking conditions.\u003c\/li\u003e\n\u003cli\u003eEngineered with precise International Standard 51mm post mount compatibility, allowing seamless installation on a wide range of bicycle frames and forks for versatile use.\u003c\/li\u003e\n\u003cli\u003eFeatures innovative +20mm size extension to adapt 180mm rotors to 74mm post mount calipers, optimizing braking power and modulation for enhanced downhill control.\u003c\/li\u003e\n\u003cli\u003eCompatible with Hayes 74mm eye-to-eye calipers and various axle standards including QR, thru-axle, and Tullio forks, making it a flexible upgrade for your gravity-focused bike setup.\u003c\/li\u003e\n\u003cli\u003eIncludes all necessary mounting bolts and a smart ID stamped design for easy identification, ensuring a secure fit and streamlined installation for mountain, trail, and enduro cycling applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Hayes","offers":[{"title":"Default Title","offer_id":42356409401411,"sku":"BR3937","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/BR3937.jpg?v=1779333719","url":"https:\/\/365cycles.com\/products\/hayes-31-disc-brake-adaptor-mountain-bike-downhill-bike-fat-bike-hardtail-bike-gravel-bike-cyclocross-bike-br3937","provider":"365 Cycles","version":"1.0","type":"link"}